14000+ MCQs World Geography (Oceanography)
Total Questions:- 50
Time:- 30 Minutes
MCQ Pattern
Date:- 14/06/2026
1. Mariana Trench is located in the ocean floor of
2. Apogean tide occurs during, which of the following conditions?
I. When Sun and Earth is at minimum distance.
II. When Moon is farthest from Earth.
III. When Moon is nearest to the Earth.
IV. When Moon is at 90° to Sun.
3. The deepest zones on oceanic basins is
4. Assertion (A) Even in the deepest trenches more than 6 miles below the surface, the water never freezes. Reason (R) Only the upper layer of ocean waters freezes and acts as an insulator for lower layers.
5. Which one among the following is a cold ocean current?
6. The Mid Atlantic ridge has a length of about
7. Coral reefs are not found in which one of the following regions?
8. The Galapagos ridge is found in
9. Continental shelves are formed by
10. The epipelagic zone extends from the surface till the depth of
11. Pelagic zone is one of the most important division of ocean with respect to commercial exploitation. Choose the correct statement.
I. Any water in sea or lake is neither close to bottom nor near the shore can be said to be in pelagic zone.
II. Pelagic life decreases with increasing depth.
III. Demersal zone lies between benthic and pelagic zone.
12. The ocean relief is generally
13. The interval between two high tides is approximately
14. Which of the following is true about Benthic zone?
I. Only micro-organisms live in Benthic zone.
II. Benthic zone extends downwards along the surface of continental shelf.
III. Organisms living in Benthic zone are called Benthos.
15. Which of the following are cold ocean currents?
I. Humboldt Current
II. Brazil Current
III. Oyashio Current
IV. Canary Current
16. Which one of the following is the correct sequence of the four stages of water movement in a hydrological cycle?
17. The Gulf Stream is the warm ocean current. It is moving along the East of North America up to 40°N, where it meets with Labrador current, which is cold current. This meeting of warm and cold ocean current is helping for the
18. The Carlsberg ridge emerged from which of the following latitudes?
19. Which one of the following is correctly matched?
20. Consider the following and choose the correct options.
I. Corals grow more rapidly towards sea side.
II. Corals require a firm platform for their growth.
III. Lower salinity limits coral growth.
21. The oceanic zone that is closest to the sea bed is
22. Tides are caused by the gravitational pull of the
23. Which of the following are warm ocean currents?
24. Consider the following statements.
I. Ocean currents are the slow-surface movement of water in the same.
II. Ocean currents assist in maintaining the Earth’s heat balance.
III. Ocean currents are set in motion primarily by prevailing winds.
IV. Ocean currents are affected by the configuration of the ocean.
Which of the statements given above are correct?
26. Which of the following factors affects the origin and nature of movement of ocean current?
27. Jaffreys Basin, having an average depth of 5000 m is located on
28. Statement I There is high salinity in Red Sea. Statement II Rate of evaporation is high in Red Sea.
29. Which of the following is true regarding density of ocean waters?
I. Thermal contraction of sea water reduces its density.
II. Role of temperature in controlling density in polar areas is reduced.
III. Increase in pressure increases sea water density.
30. Which one of the following statements regarding water cycle is correct?
31. Which of the following is not a cold ocean current?
32. Identify the odd ones out in relation to the process of upwelling in the ocean?
33. Deep sea plains are characterised by which of the following deposits?
34. Which one of the following sites does not have coral reef formation?
35. Water with more salinity freezes at
36. The average surface temperature of oceanic water is
37. Which one among the following sequences of water bodies, from lower to higher salinity concentration, is correct?
38. The mid-atlantic ridge is a zone of
40. What percentage of world’s freshwater is stored as glacial ice?
41. Out of the following which combination is incorrect?
42. With respect to tidal bores, a phenomena observed at mouth of river, choose the correct statement.
I. It is a wall of water that moves up certain low lying rivers due to incoming tides. II. Rivers flowing into sea, when obstructs the passage of crest of tidal waves, it forms tidal bores.
III. Narrow and low lying coastal rivers with gentle channel gradient is a favourable condition.
43. Waves often change direction as they approach a shoreline, a phenomenon known as
44. Which of the following theories of the origin of tides is not correctly matched?
45. The remains of marine plants and animals in the form of oozes is deposited in the form of
46. In which one of the following oceans the Diamantina Trench situated?
47. Which of the following factors generally affects oceanic temperatures?
48. Identify the correct decreasing order of salts in terms of % in sea water.
49. The Cyprus island is located in
50. Which of the following basin lies to the South of Brazilian Basin?
