Hydrosphere & Oceanography(Indian Geography ) Questions and Answers

Question 1. Which of the following statement is not correct?
  1.    Yemen is in Asia
  2.    Nicaragua is in central America
  3.    Falkland Archipelago is located in Indian ocean
  4.    Namibia is located in Africa
Explanation:-
Answer: Option C. -> Falkland Archipelago is located in Indian ocean
Answer: (c)
Question 2. Which of the following is the largest island of Japan?
  1.    Honshu
  2.    Hodouri
  3.    Hokkaido
  4.    Shikoku
Explanation:-
Answer: Option A. -> Honshu
Answer: (a)
Question 3. The largest island (after Greenland) of the world is
  1.    New Guinea
  2.    Sumatra
  3.    Borneo
  4.    Malagasy
Explanation:-
Answer: Option A. -> New Guinea
Answer: (a)
Question 4. Sea breeze is formed during
  1.    Seasonal
  2.    Both
  3.    Day time
  4.    Night time
Explanation:-
Answer: Option C. -> Day time
Answer: (c)
Sea breezes and all other winds blow from more atmospheric pressure to less atmospheric pressure.
The water heats up and cools down slower than land. During the day, the land is heated up and is less dense than the water while at night, the water is less dense than the land. The denser it is, the more atmospheric pressure there is.
Therefore, sea breezes occur during the day but not at night.
Question 5. The current produced by upwelling of cold water off the coast of Chile and Peru is known as
  1.    Canary current
  2.    Agulhas current
  3.    EI Nino
  4.    Humboldt current
Explanation:-
Answer: Option C. -> EI Nino
Answer: (c) El Nino is a cold water current which runs along the coast of Peru and Chile. It is also a climate pattern which occurs every five years.
Question 6. Which of the following oceans has the shape of the English alphabet 'S'?
  1.    Pacific Ocean
  2.    Atlantic Ocean
  3.    Arctic Ocean
  4.    Indian Ocean
Explanation:-
Answer: Option B. -> Atlantic Ocean
Answer: (b)
Atlantic Ocean has the shape of an English alphabet S. Indian Ocean has ‘M’ Shape.
The Arctic Ocean has ‘U’ shape, while the Pacific Ocean is triangular in shape.
Question 7. Consider the following statements:

  1. Annual range of temperature is greater in the Pacific Ocean than that in the Atlantic Ocean.

  2. Annual range of temperature is greater in the Northern Hemisphere than that in the Southern Hemisphere.


Which of the statements given above is/are correct?
  1.    Neither 1 nor 2
  2.    Both 1 and 2
  3.    1 only
  4.    2 only
Explanation:-
Answer: Option D. -> 2 only
Answer: (d)
Climates in the Southern Hemisphere tend to be milder than those in the Northern Hemisphere.
Southern Hemisphere has significantly more ocean and less land. The water heats up and cools down more slowly than land.
Question 8. What explains the Eastward flow of the equatorial counter-current?
  1.    Occurrence of the Belt of Calm near the equator
  2.    Difference in salinity of water
  3.    The Earth’s rotation on its axis
  4.    Convergence of the two equatorial currents
Explanation:-
Answer: Option C. -> The Earth’s rotation on its axis
Answer: (c)
Question 9. Which one among the following is a cold Ocean current?
  1.    Kuroshio current
  2.    Gulf stream
  3.    Canary current
  4.    Brazil current
Explanation:-
Answer: Option C. -> Canary current
Answer: (c)Canary Current is a cold current which blows in the North Atlantic Ocean.
Question 10. The correct sequence of the following seas from West to East is
  1.    Black Sea, Mediterranean Sea, Aral Sea, Caspian Sea
  2.    Mediterranean Sea, Black Sea, Caspian Sea, Aral Sea
  3.    Black Sea, Mediterranean Sea, Caspian Sea, Aral Sea
  4.    Caspian Sea, Mediterranean Sea, Black Sea, Aral Sea
Explanation:-
Answer: Option B. -> Mediterranean Sea, Black Sea, Caspian Sea, Aral Sea
Answer: (b)
The correct sequence of seas from west to East is —
Mediterranean sea,
Black Sea,
Caspian Sea and
Aral Sea.
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