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1. Which is the largest sea in the world?
A. South China Sea
B. Mediterranean Sea
C. Black Sea
D. Read Sea
ANSWER: A.South China Sea
SOLUTION :The South China Sea is the largest sea in the world, with a surface area of 3,500,000 square kilometers (1,400,000 square miles). It’s part of the West Pacific Ocean and stretches from the Strait of Malacca and Singapore in the southwest to the Strait of Taiwan in the northeast. The sea borders several countries, including China, Indonesia, Malaysia, Philippines, Singapore, Taiwan, and Vietnam.
2. The deepest point in the ocean is ____.
A. Mariana trench (Challanger deep)
B. Galathea deep
C. Bartholomew deep
D. Mindanao deep
ANSWER: A.Mariana trench (Challanger deep)
SOLUTION:Mariana Trench is the deepest part of the ocean and the deepest location on Earth. It is 11,034 meters (36,201 feet) deep, which is almost 7 miles.
3. Which is the deepest ocean in the world?
A. Arctic
B. Atlantic
C. Pacific
D. Indian
ANSWER : C.Pacific
SOLUTION:With an average depth of 14,020 ft or 4,820 m, the deepest ocean in the world is the Pacific Ocean. The Pacific Ocean has the deepest point in the world other than being the overall deepest ocean in the world. The Mariana Trench is the deepest point on the planet and it is at nearly 35,797 ft or 11,000 m deep.
4. Which is the saltiest sea of the World?
A. Mediterranean sea
B. Black sea
C. Caribbean sea
D. Baltic sea
ANSWER: A.Mediterranean sea
SOLUTION:Due to the abundant inflow of river (sweet) water, the sea water of the Black Sea is less salty (17.3 ‰) than in the Mediterranean Sea and the World Ocean, which have a salinity of about (36 ‰). Some of the largest rivers in Europe flow in the Black sea – the Danube, Dnieper and others.
5. Which of the following is an Ocean Current?
A. West wind
B. Gulf stream
C. Both of these
D. None of these
ANSWER: C.Both of these
SOLUTION:Both of these
6. The greatest depth of water surface is about 10,900 meters ate Mariana trench. It is locate in the ____.
A. Atlantic Ocean
B. Pacific Ocean
C. Indian Ocean
D. Antarctica Ocean
ANSWER: B.Pacific Ocean
SOLUTION: The Challenger Deep is the deepest known point of the seabed of Earth, located in the western Pacific Ocean at the southern end of the Mariana Trench, in the ocean territory of the Federated States of Micronesia.
7. In which one of the following ocean, the ocean currents do not move regularly in one particular direction?
A. Arctic Ocean
B. Indian Ocean
C. Atlantic Ocean
D. Pacific Ocean
ANSWER: B.Indian Ocean
SOLUTION: Not all ocean current changes their direction but Indian ocean current due to influence of monsoonal winds i.e. SW monsoonal winds and NE monsoonal winds.
8. Largest Ocean in the world?
A. Pacific
B. Atlantic
C. South China Sea
D. Indian Ocean
ANSWER: A.Pacific
SOLUTION: The Pacific Ocean is the largest and deepest of the world ocean basins. Covering approximately 63 million square miles and containing more than half of the free water on Earth, the Pacific is by far the largest of the world’s ocean basins. All of the world’s continents could fit into the Pacific basin.
9. Second largest Ocean in the world?
A. Pacific
B. Atlantic
C. South China Sea
D. Indian Ocean
ANSWER: B.Atlantic
SOLUTION: The Atlantic Ocean is the second largest ocean in the world, covering about 20% of the Earth’s surface. It’s located between the Americas to the west and Europe and Africa to the east, and has an “S” shape.
10. Which of the following Oceans is called “Father of oceans”?
A. Indian Ocean
B. Atlantic Ocean
C. Pacific Ocean
D. None of these
ANSWER: C.Pacific Ocean
SOLUTION:Pacific Ocean