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MCQ Chapter 4 Geography Class 8 Maharashtra Board

STRUCTURE OF OCEAN FLOOR

1. The landforms on the ocean floor change as we move:

Question 1 of 20

2. The maximum depth of the continental shelf is:

Question 2 of 20

3. The region where most of the marine life is found is:

Question 3 of 20

4. An example of an oceanic plateau is:

Question 4 of 20

5. The deepest oceanic region is found in the:

Question 5 of 20

6. Marine trenches are generally found near:

Question 6 of 20

7. The feature that marks the beginning of deep-sea research is:

Question 7 of 20

8. The feature responsible for generating tsunamis is:

Question 8 of 20

9. Which of these is a human-induced material found in ocean deposits?

Question 9 of 20

10. The layer of sediment formed due to marine deposits results in:

Question 10 of 20

11. What happens to ocean deposits older than 200 million years?

Question 11 of 20

12. Which of the following is an example of a volcanic island?

Question 12 of 20

13. The mean sea level is used as a reference for:

Question 13 of 20

14. The oceanic landform most suitable for naval bases is:

Question 14 of 20

15. The most earthquake-prone oceanic region is:

Question 15 of 20

16. The primary factor affecting the classification of oceanic landforms is:

Question 16 of 20

17. Which of these materials is found in marine deposits?

Question 17 of 20

18. The oldest ocean floor deposits date back to:

Question 18 of 20

19. The disposal of radioactive waste in oceans is dangerous because:

Question 19 of 20

20. The highest biodiversity in the ocean is found in:

Question 20 of 20

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