{"id":12928,"date":"2025-09-25T07:39:52","date_gmt":"2025-09-25T06:39:52","guid":{"rendered":"https:\/\/mcqsadda.com\/?p=12928"},"modified":"2026-01-14T06:33:30","modified_gmt":"2026-01-14T06:33:30","slug":"food-and-nutrition-top-100-mcqs-with-answer-and-explanation","status":"publish","type":"post","link":"https:\/\/mcqsadda.com\/index.php\/2025\/09\/25\/food-and-nutrition-top-100-mcqs-with-answer-and-explanation\/","title":{"rendered":"Food and nutrition Top 100 MCQs With Answer and Explanation"},"content":{"rendered":"\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">1. The study of food and its relation to health is called ___________.<\/mark><\/strong><br>A) Biology<br>B) Dietetics<br>C) Nutrition<br>D) Hygiene<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Nutrition is the science of food, nutrients, and their effect on growth and health.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">2. Which of the following is NOT a nutrient?<\/mark><\/strong><br>A) Carbohydrates<br>B) Proteins<br>C) Fats<br>D) Oxygen<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: D  <\/b><BR>\n<b>Explanation:<\/b>  Oxygen is essential for respiration but not classified as a nutrient.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">3. Nutrients that provide energy are<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Vitamins and minerals<br>B) Carbohydrates, proteins, fats<br>C) Water and roughage<br>D) Enzymes<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Energy is mainly derived from carbohydrates and fats; proteins act as backup.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">4. The nutrient required for growth and repair of tissues is<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Carbohydrates<br>B) Proteins<br>C) Fats<br>D) Vitamins<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Proteins are called body-building foods.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">5. Protective foods are<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><\/mark><br><\/strong>A) Carbohydrates and fats<br>B) Vitamins and minerals<br>C) Proteins only<br>D) Roughage<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Vitamins and minerals protect the body against diseases.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">6. Energy in diet is measured in<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><\/mark><br><\/strong>A) Joules or Calories<br>B) Volts<br>C) Watts<br>D) Newtons<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Food energy is expressed in kilocalories (kcal) or joules.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">7. 1 gram of carbohydrate provides<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) 2 kcal<br>B) 4 kcal<br>C) 7 kcal<br>D) 9 kcal<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Carbohydrates provide ~4 kcal\/g.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">8. 1 gram of protein provides<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) 2 kcal<br>B) 4 kcal<br>C) 7 kcal<br>D) 9 kcal<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Proteins provide ~4 kcal\/g.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">9. 1 gram of fat provides<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) 2 kcal<br>B) 4 kcal<br>C) 7 kcal<br>D) 9 kcal<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: D  <\/b><BR>\n<b>Explanation:<\/b>  Fats are most energy-dense macronutrients.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">10. Which nutrient does not provide energy?<br><\/mark><\/strong>A) Carbohydrates<br>B) Fats<br>C) Proteins<br>D) Vitamins<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: D  <\/b><BR>\n<b>Explanation:<\/b>  Vitamins are essential for metabolism but not energy-yielding.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">11. Which nutrient is essential to maintain body temperature and as a solvent?<br><\/mark><\/strong>A) Vitamins<br>B) Water<br>C) Fats<br>D) Minerals<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Water regulates temperature, transports nutrients, and removes waste.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">12. Roughage in diet mainly consists of<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Starch<br>B) Cellulose<br>C) Proteins<br>D) Sugars<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Roughage (dietary fiber) is indigestible cellulose that helps bowel movement.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">13. A balanced diet is one which contains<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Carbohydrates only<br>B) Proteins only<br>C) All nutrients in proper proportion<br>D) Fats and water only<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  A balanced diet provides carbohydrates, proteins, fats, vitamins, minerals, water, and fiber in correct amounts.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">14. Which food group provides quick energy?<br><\/mark><\/strong>A) Proteins<br>B) Carbohydrates<br>C) Fats<br>D) Minerals<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Carbohydrates are the immediate source of energy.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">15. Milk is considered a complete food because<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) It contains only proteins<br>B) It contains all nutrients<br>C) It is liquid<br>D) It contains water only<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Milk has proteins, fats, carbohydrates, vitamins, and minerals.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">16. Which nutrient is known as \u201cbody\u2019s fuel\u201d?<br><\/mark><\/strong>A) Vitamins<br>B) Minerals<br>C) Carbohydrates<br>D) Proteins<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Carbohydrates are the primary energy source.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">17. The main source of protein in vegetarian diet is<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Pulses and legumes<br>B) Fruits<br>C) Milk<br>D) Oils<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Pulses provide plant-based proteins.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">18. Protective foods in diet include<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Rice and wheat<br>B) Fruits and vegetables<br>C) Oil and ghee<br>D) Meat and fish<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Rich in vitamins, minerals, and antioxidants.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">19. Kwashiorkor and marasmus are diseases caused by deficiency of:<br><\/mark><\/strong>A) Proteins<br>B) Carbohydrates<br>C) Vitamins<br>D) Fats<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>   Both are severe protein deficiency disorders in children.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">20. Vitamin needed for blood clotting is<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) A<br>B) D<br>C) K<br>D) C<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Vitamin K helps in synthesis of prothrombin for clotting.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">21. Vitamin needed for healthy vision is<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) A<br>B) B<br>C) C<br>D) D<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Vitamin A prevents night blindness and maintains eye health.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">22. Vitamin essential for strong bones is<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) A<br>B) D<br>C) E<br>D) K<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Vitamin D aids absorption of calcium and phosphorus.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">23. Deficiency of Vitamin C causes<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Scurvy<br>B) Rickets<br>C) Night blindness<br>D) Pellagra<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Vitamin C deficiency causes bleeding gums, poor wound healing.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">24. Mineral essential for hemoglobin formation is<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Calcium<br>B) Iron<br>C) Phosphorus<br>D) Iodine<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Iron forms the central atom in hemoglobin for oxygen transport.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">25. Deficiency of iodine causes<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Goiter<br>B) Anemia<br>C) Beriberi<br>D) Pellagra<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>   Lack of iodine causes thyroid enlargement (goiter).\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">26. The main source of energy in human diet is<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Proteins<br>B) Fats<br>C) Carbohydrates<br>D) Vitamins<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Carbohydrates are the body\u2019s primary energy source.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">27. The storage form of carbohydrate in animals is<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Starch<br>B) Cellulose<br>C) Glycogen<br>D) Glucose<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Glycogen is stored in the liver and muscles as reserve energy.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">28. The storage form of carbohydrate in plants is<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Glycogen<br>B) Starch<br>C) Cellulose<br>D) Sucrose<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Nutrition is the science of food, nutrients, and their effect on growth and health.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">29. Which carbohydrate is known as \u201cmilk sugar\u201d?<br><\/mark><\/strong>A) Sucrose<br>B) Lactose<br>C) Maltose<br>D) Glucose<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Lactose is the sugar found in milk.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">30. Which carbohydrate is commonly called \u201ctable sugar\u201d?<br><\/mark><\/strong>A) Lactose<br>B) Maltose<br>C) Sucrose<br>D) Glucose<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Sucrose is cane sugar (table sugar).\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">31. The simplest form of carbohydrate is<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Disaccharide<br>B) Monosaccharide<br>C) Polysaccharide<br>D) Oligosaccharide<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Monosaccharides (glucose, fructose, galactose) are basic carbohydrate units.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">32. Which of the following is a monosaccharide?<br><\/mark><\/strong>A) Maltose<br>B) Glucose<br>C) Sucrose<br>D) Lactose<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Glucose is a single sugar unit and the main energy currency of the body.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">33. Which carbohydrate forms the bulk of dietary fiber?<br><\/mark><\/strong>A) Starch<br>B) Cellulose<br>C) Glycogen<br>D) Glucose<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Cellulose is indigestible by humans and acts as dietary fiber.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">34. Proteins are made up of<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Fatty acids<br>B) Monosaccharides<br>C) Amino acids<br>D) Nucleotides<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Proteins are polymers of amino acids linked by peptide bonds.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">35. The number of amino acids commonly found in proteins is<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) 10<br>B) 15<br>C) 20<br>D) 25<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  20 standard amino acids make up proteins.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">36. Amino acids that cannot be synthesized by humans are called<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Essential amino acids<br>B) Non-essential amino acids<br>C) Fatty acids<br>D) Vitamins<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Essential amino acids must be obtained from diet.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">37. Which of the following is an essential amino acid?<\/mark><\/strong><br>A) Glycine<br>B) Alanine<br>C) Lysine<br>D) Serine<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Lysine is essential; glycine, alanine, serine are non-essential.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">38. Which protein is present in egg white?<\/mark><\/strong><br>A) Globulin<br>B) Albumin<br>C) Casein<br>D) Collagen<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Albumin in egg white is a rich source of protein.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">39. Which protein is present in milk?<\/mark><\/strong><br>A) Albumin<br>B) Casein<br>C) Collagen<br>D) Keratin<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Casein is the chief protein of milk.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">40. The protein present in wheat is<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Gluten<br>B) Casein<br>C) Albumin<br>D) Keratin<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Gluten is the storage protein in wheat.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">41. The protein present in hair and nails is<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Collagen<br>B) Keratin<br>C) Myosin<br>D) Elastin<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Keratin is a tough structural protein.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">42. The protein found in connective tissues, cartilage, and tendons is<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Collagen<br>B) Albumin<br>C) Casein<br>D) Myosin<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Collagen is the main structural protein of connective tissue.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">43. Which protein is responsible for muscle contraction?<br><\/mark><\/strong>A) Keratin<br>B) Collagen<br>C) Actin and Myosin<br>D) Casein<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Actin and myosin filaments interact to cause muscle contraction.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">44. Excess protein in diet is mainly converted to<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><\/mark><\/strong><br>A) Fat<br>B) Carbohydrate<br>C) Minerals<br>D) Vitamins<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Excess proteins are deaminated and stored as fat.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">45. Which nutrient is most energy-rich?<\/mark><\/strong><br>A) Carbohydrates<br>B) Proteins<br>C) Fats<br>D) Vitamins<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>   Fats provide 9 kcal\/g, more than proteins or carbohydrates.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">46. Fats are made up of<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><\/mark><\/strong><br>A) Amino acids<br>B) Fatty acids and glycerol<br>C) Monosaccharides<br>D) Nucleotides<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Fats are esters of fatty acids and glycerol.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">47. Which type of fatty acids are considered \u201cbad fats\u201d?<\/mark><\/strong><br>A) Saturated fats<br>B) Unsaturated fats<br>C) Polyunsaturated fats<br>D) Omega-3 fats<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Excess saturated fats raise cholesterol and heart disease risk.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">48. Which type of fatty acids are \u201cheart healthy\u201d?<br><\/mark><\/strong>A) Saturated<br>B) Trans fats<br>C) Unsaturated (MUFA, PUFA)<br>D) None<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Unsaturated fatty acids (e.g., omega-3, omega-6) reduce heart disease risk.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">49. Which fat-soluble vitamin deficiency is caused by low-fat diet?<br><\/mark><\/strong>A) Vitamin B1<br>B) Vitamin C<br>C) Vitamin K<br>D) Vitamin B12<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Fat-soluble vitamins (A, D, E, K) require dietary fat for absorption.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">50. Excess cholesterol in blood leads to<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Goiter<br>B) Rickets<br>C) Atherosclerosis<br>D) Scurvy<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>   High cholesterol deposits in arteries, narrowing them and causing heart disease.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">51. Vitamins that dissolve in water are<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) A, D, E, K<br>B) B-complex and C<br>C) B12 and D<br>D) C and K<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Water-soluble vitamins are B-group and vitamin C, easily excreted in urine.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">52. Fat-soluble vitamins are<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) A, D, E, K<br>B) B1, B2, B6<br>C) C and B12<br>D) A, C, D<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Fat-soluble vitamins are stored in liver and fat tissues.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">53. Night blindness is caused by deficiency of<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Vitamin A<br>B) Vitamin B1<br>C) Vitamin D<br>D) Vitamin K<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Vitamin A maintains vision; deficiency causes night blindness.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">54. Xerophthalmia (dry eyes) is due to deficiency of<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Vitamin A<br>B) Vitamin C<br>C) Vitamin D<br>D) Vitamin B2<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Prolonged deficiency causes xerophthalmia and blindness.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">55. Rickets in children is due to deficiency of<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Vitamin C<br>B) Vitamin D<br>C) Vitamin A<br>D) Vitamin K<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Vitamin D deficiency causes weak bones, rickets in children.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">56. Osteomalacia in adults is due to deficiency of<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Vitamin A<br>B) Vitamin D<br>C) Vitamin K<br>D) Vitamin E<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Lack of vitamin D in adults softens bones (osteomalacia).\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">57. Vitamin C deficiency causes<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Pellagra<br>B) Beriberi<br>C) Scurvy<br>D) Rickets<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Scurvy causes bleeding gums and poor wound healing.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">58. Vitamin K deficiency leads to<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Weak vision<br>B) Poor blood clotting<br>C) Rickets<br>D) Pellagra<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Vitamin K synthesizes prothrombin for clotting.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">59. Vitamin E is important for<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Vision<br>B) Reproduction and antioxidant function<br>C) Bone health<br>D) Clotting<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Vitamin E prevents sterility and protects cell membranes.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">60. Vitamin B1 (thiamine) deficiency causes<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Pellagra<br>B) Beriberi<br>C) Scurvy<br>D) Rickets<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Thiamine deficiency damages nerves, leading to beriberi.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">61. Vitamin B2 (riboflavin) deficiency causes<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Cheilitis and glossitis<br>B) Pellagra<br>C) Rickets<br>D) Scurvy<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Riboflavin deficiency causes cracks at mouth corners and tongue inflammation.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">62. Vitamin B3 (niacin) deficiency causes<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Rickets<br>B) Pellagra<br>C) Beriberi<br>D) Scurvy<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Pellagra is characterized by dermatitis, diarrhea, dementia (3 Ds).\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">63. Vitamin B6 (pyridoxine) is required for<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Hemoglobin synthesis<br>B) Bone growth<br>C) Vision<br>D) Immunity<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Pyridoxine helps in hemoglobin formation and amino acid metabolism.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">64. Vitamin B9 (folic acid) deficiency causes<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Sickle cell anemia<br>B) Megaloblastic anemia<br>C) Pernicious anemia<br>D) Aplastic anemia<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Folic acid is essential for DNA synthesis and RBC production.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">65. Vitamin B12 deficiency causes<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Night blindness<br>B) Pernicious anemia<br>C) Pellagra<br>D) Rickets<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Vitamin B12 deficiency leads to pernicious anemia and nerve damage.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">66. Richest source of vitamin C is<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Lemon<br>B) Orange<br>C) Amla (Indian gooseberry)<br>D) Tomato<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Amla is the richest natural source of vitamin C.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">67. Mineral required for healthy teeth and bones<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Sodium<br>B) Iron<br>C) Calcium<br>D) Iodine<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Calcium, with vitamin D, strengthens bones and teeth.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">68. Mineral required for oxygen transport in blood<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Sodium<br>B) Calcium<br>C) Iron<br>D) Iodine<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Iron is part of hemoglobin, carrying oxygen in blood.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">69. Goiter is caused by deficiency of<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Calcium<br>B) Iron<br>C) Iodine<br>D) Sodium<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Iodine deficiency enlarges the thyroid gland \u2192 goiter.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">70. Which mineral is essential for blood clotting?<br><\/mark><\/strong>A) Iron<br>B) Calcium<br>C) Sodium<br>D) Phosphorus<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Calcium ions are essential in clotting cascade.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">71. Which mineral helps in maintaining water balance in the body?<br><\/mark><\/strong>A) Sodium and potassium<br>B) Iron<br>C) Calcium<br>D) Iodine<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Sodium-potassium ions maintain osmotic and fluid balance.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">72. Deficiency of calcium in children leads to<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Pellagra<br>B) Rickets<br>C) Scurvy<br>D) Goiter<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Calcium and vitamin D deficiency cause weak, deformed bones.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">73. Phosphorus in diet is essential for<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Hemoglobin synthesis<br>B) DNA, RNA, and ATP formation<br>C) Vision<br>D) Vitamin absorption<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Phosphorus is part of nucleic acids and energy compounds.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">74. Which mineral deficiency leads to anemia?<br><\/mark><\/strong>A) Calcium<br>B) Sodium<br>C) Iron<br>D) Iodine<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Iron deficiency reduces hemoglobin \u2192 anemia.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">75. Fluoride in water is important for<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Strong bones and teeth<br>B) Nerve conduction<br>C) Hemoglobin production<br>D) Digestion<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Fluoride prevents dental caries and strengthens enamel.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">76. Malnutrition means<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Eating too much food<br>B) Eating food without balance of nutrients<br>C) Eating junk food only<br>D) Eating only fats<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Malnutrition refers to deficiency or excess of nutrients.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">77. Which disease is caused by severe protein deficiency in children?<br><\/mark><\/strong>A) Rickets<br>B) Scurvy<br>C) Kwashiorkor<br>D) Pellagra<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Kwashiorkor causes edema, swollen belly, and stunted growth.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">78. Which disease is caused by deficiency of both protein and calories?<br><\/mark><\/strong>A) Marasmus<br>B) Kwashiorkor<br>C) Beriberi<br>D) Pellagra<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Marasmus occurs in infants due to overall starvation.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">79. Protein-energy malnutrition (PEM) includes<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Rickets and scurvy<br>B) Kwashiorkor and marasmus<br>C) Beriberi and pellagra<br>D) Night blindness and anemia<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Both are protein-calorie deficiency diseases.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">80. Pellagra is caused by deficiency of<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Vitamin B1<br>B) Vitamin B3 (Niacin)<br>C) Vitamin B6<br>D) Vitamin B12<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Pellagra shows dermatitis, diarrhea, dementia (3 Ds).\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">81. Beriberi is caused by deficiency of<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Vitamin B1<br>B) Vitamin B2<br>C) Vitamin B6<br>D) Vitamin B12<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Thiamine deficiency causes nerve damage and weakness.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">82. Scurvy is caused by deficiency of:<br><\/mark><\/strong>A) Vitamin A<br>B) Vitamin C<br>C) Vitamin D<br>D) Vitamin E<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Causes bleeding gums, loose teeth, poor wound healing.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"><strong>83. Rickets is caused by deficiency of:<br><\/strong><\/mark>A) Vitamin A<br>B) Vitamin C<br>C) Vitamin D<br>D) Vitamin B12<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Rickets leads to bowed legs and weak bones in children.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">84. Osteoporosis in old age is caused due to deficiency of:<br><\/mark><\/strong>A) Calcium and vitamin D<br>B) Vitamin A<br>C) Iron<br>D) Iodine<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Bone mineral loss due to low calcium and vitamin D.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">85. Goiter is caused due to deficiency of:<br><\/mark><\/strong>A) Iron<br>B) Iodine<br>C) Sodium<br>D) Calcium<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Iodine deficiency enlarges thyroid gland.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">86. Anemia is caused by deficiency of:<br><\/mark><\/strong>A) Vitamin K<br>B) Vitamin D<br>C) Iron<br>D) Calcium<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Iron deficiency lowers hemoglobin, leading to anemia.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">87. Which vitamin deficiency leads to anemia despite adequate iron?<br><\/mark><\/strong>A) Vitamin A<br>B) Vitamin B12 or Folic acid<br>C) Vitamin C<br>D) Vitamin D<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Both are required for RBC formation; deficiency causes megaloblastic anemia.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">88. Obesity is caused due to:<br><\/mark><\/strong>A) Protein deficiency<br>B) Excess energy intake<br>C) Lack of vitamin D<br>D) Mineral deficiency<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Overeating and low physical activity cause fat accumulation.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">89. Atherosclerosis is caused by:<br><\/mark><\/strong>A) Vitamin C deficiency<br>B) Excess fat and cholesterol intake<br>C) Protein deficiency<br>D) Calcium deficiency<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Cholesterol deposits in arteries narrow them, leading to heart disease.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">90. Hypoglycemia refers to:<br><\/mark><\/strong>A) High blood sugar<br>B) Low blood sugar<br>C) Low blood calcium<br>D) High blood pressure<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  Hypoglycemia is dangerous and may cause unconsciousness.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">91. Deficiency of vitamin A in children leads to<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Blindness<br>B) Anemia<br>C) Goiter<br>D) Rickets<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>   Vitamin A deficiency causes night blindness and xerophthalmia.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">92. Which nutrient deficiency leads to delayed wound healing?<br><\/mark><\/strong>A) Vitamin C<br>B) Vitamin A<br>C) Iron<br>D) Vitamin K<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Vitamin C is required for collagen synthesis and healing.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">93. Which nutrient deficiency causes edema (swelling)?<br><\/mark><\/strong>A) Protein<br>B) Iron<br>C) Vitamin C<br>D) Calcium<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Protein deficiency reduces plasma osmotic pressure, leading to edema.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">94. The disease \u201cNight blindness\u201d is due to deficiency of<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><br><\/mark><\/strong>A) Vitamin A<br>B) Vitamin C<br>C) Vitamin D<br>D) Vitamin B1<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Vitamin A is essential for synthesis of visual pigment rhodopsin.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">95. Which vitamin is also known as \u201canti-sterility vitamin\u201d?<br><\/mark><\/strong>A) Vitamin A<br>B) Vitamin C<br>C) Vitamin D<br>D) Vitamin E<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: D  <\/b><BR>\n<b>Explanation:<\/b>  Vitamin E deficiency may lead to infertility in animals.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">96. Protein-energy malnutrition is most common in<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><\/mark><\/strong><br>A) Infants and children<br>B) Adults only<br>C) Old age<br>D) Pregnant women only<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Rapid growth phase requires high protein; deficiency causes kwashiorkor or marasmus.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">97. Glossitis (inflammation of tongue) is caused by deficiency of<strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"> ___________.<\/mark><\/strong><\/mark><\/strong><br>A) Vitamin B-complex<br>B) Vitamin D<br>C) Vitamin K<br>D) Vitamin C<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: A  <\/b><BR>\n<b>Explanation:<\/b>  Deficiency of riboflavin, niacin, and B12 causes tongue inflammation.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">98. Which vitamin deficiency leads to \u201cpernicious anemia\u201d?<\/mark><\/strong><br>A) Vitamin B1<br>B) Vitamin B6<br>C) Vitamin B12<br>D) Vitamin C<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Vitamin B12 deficiency affects RBC maturation \u2192 pernicious anemia.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\">99. Which vitamin is synthesized by intestinal bacteria?<\/mark><\/strong><br>A) Vitamin A<br>B) Vitamin C<br>C) Vitamin K and some B vitamins<br>D) Vitamin D<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: C  <\/b><BR>\n<b>Explanation:<\/b>  Gut microbes synthesize vitamin K and B-complex vitamins.\n <\/p>\n<\/div>\n\n\n\n<p class=\"has-large-font-size\"><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-luminous-vivid-orange-color\"><strong>100. Which food is called \u201cprotective food\u201d for children?<\/strong><\/mark><br>A) Pulses and oils<br>B) Fruits, vegetables, and milk<br>C) Rice and wheat<br>D) Meat only<\/p>\n\n\n\n<button class=\"acc\">Show Answer<\/button>\n<div class=\"pnl\">\n  <p style=\"font-size: 22px;\"><b> Answer: B  <\/b><BR>\n<b>Explanation:<\/b>  They provide vitamins and minerals to protect from diseases.\n <\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>1. The study of food and its relation to health is called ___________.A) BiologyB) DieteticsC) NutritionD) Hygiene Show Answer Answer: C Explanation: Nutrition is the science of food, nutrients, and their effect on growth and health. 2. Which of the following is NOT a nutrient?A) CarbohydratesB) ProteinsC) FatsD) Oxygen Show Answer Answer: D Explanation: Oxygen<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7,1],"tags":[16245,16377,16151,16133,16155,16154,16147,16158,16139,16373,16376,16135,16215,16378,16374,16382,16381,16369,10996,16380,16203,16375,4029,16156,5649,5623,16212,16372,16198,16379,16370,16134,16132,16140,16199,16371],"class_list":{"0":"post-12928","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-biology","7":"category-blog","8":"tag-absorption-of-nutrients","9":"tag-balanced-diet","10":"tag-biology-learning","11":"tag-biology-mcqs","12":"tag-biology-preparation-material","13":"tag-biology-questions-and-answers","14":"tag-biology-quiz","15":"tag-biology-revision","16":"tag-biology-study-material","17":"tag-calorie-requirement","18":"tag-carbohydrates","19":"tag-competitive-exam-biology","20":"tag-deficiency-diseases","21":"tag-dietary-fiber","22":"tag-digestion","23":"tag-energy-sources","24":"tag-fats","25":"tag-food-and-nutrition","26":"tag-food-and-nutrition-top-100-mcqs-with-answer-and-explanation","27":"tag-food-functions","28":"tag-human-nutrition","29":"tag-malnutrition","30":"tag-mcqs-adda","31":"tag-mcqs-for-biology-exam","32":"tag-mcqs-for-pc-psi-sda-fda-pdo-vao-banking-kas-ias-ssc-gd-ssc-chsl-ssc-cgl-for-all-compitative-exams","33":"tag-mcqs-for-sda-fda-pdo-vao-banking-kas-ias-ssc-gd-ssc-chsl-ssc-cgl-for-all-compitative-exams","34":"tag-metabolism","35":"tag-minerals","36":"tag-nutrients","37":"tag-nutrition-problems","38":"tag-proteins","39":"tag-psc-biology-mcqs","40":"tag-ssc-biology-mcqs","41":"tag-upsc-biology-mcqs","42":"tag-vitamins","43":"tag-water"},"_links":{"self":[{"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/posts\/12928","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/comments?post=12928"}],"version-history":[{"count":103,"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/posts\/12928\/revisions"}],"predecessor-version":[{"id":37025,"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/posts\/12928\/revisions\/37025"}],"wp:attachment":[{"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/media?parent=12928"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/categories?post=12928"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mcqsadda.com\/index.php\/wp-json\/wp\/v2\/tags?post=12928"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}