Class 11 Geography MCQ Chapter 20 Hydrological Cycle, Seas and Ocean Floor

Class 11 Geography MCQ Chapter 20 Hydrological Cycle, Seas and Ocean Floor Solutions English Medium to each chapter is provided in the list so that you can easily browse through different chapters Class 11 Geography MCQ Chapter 20 Hydrological Cycle, Seas and Ocean Floor Question Answer and select need one. AHSEC Class 11 Geography MCQ Chapter 20 Hydrological Cycle, Seas and Ocean Floor Question Answer in English Download PDF. AHSEC Class 11 Elective Geography MCQs English Medium.

Class 11 Geography MCQ Chapter 19 World Climate and Its Changes

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Also, you can read the NCERT book online in these sections Solutions by Expert Teachers as per Central Board of Secondary Education (CBSE) Book guidelines. AHSEC Class 11 Elective Geography Multiple Choice Solutions are part of All Subject Solutions. Here we have given AHSEC Class 11 Elective Geography Objective Type Question Answer in English for All Chapters, You can practice these here.

Hydrological Cycle, Seas and Ocean Floor

Chapter: 20

1. What percentage of the Earth’s surface is covered by seas and oceans?

(a) 50%.

(b) 60%.

(c) 71%.

(d) 75%.

Ans: (c) 71%.

2. What percentage of Earth’s water is stored as oceanic water?

(a) 70%.

(b) 97.25%.

(c) 65%.

(d) 52%.

Ans: (b) 97.25%.

3. What is the special feature of the hydrological cycle?

(a) Single-use system.

(b) Renewable.

(c) Closed system.

(d) Non-cyclic.

Ans: (b) Renewable.

4. Which of the following is called the universal solvent?

(a) Limited solvent.

(b) High-density solvent.

(c) Universal solvent.

(d) Silent solvent.

Ans: (c) Universal solvent.

5. What is the total volume of water resources on Earth?

(a) 1408 million cubic km.

(b) 230 million cubic km.

(c) 15 million cubic km.

(d) 40 million cubic km.

Ans: (a) 1408 million cubic km.

6. Water sometimes enters the molecules of which compound?

(a) NaCl.

(b) CO₂.

(c) CHO.

(d) HCl.

Ans: (c) CHO.

7. What is the amount of water flow from land to the ocean?

(a) 25,000 cubic km.

(b) 80,000 cubic km.

(c) 12,000 cubic km.

(d) 46,000 cubic km.

Ans: (d) 46,000 cubic km.

8. What is the average water content in the atmosphere?

(a) 3%.

(b) 2%.

(c) 4%.

(d) 6%.

Ans: (c) 4%.

9. What plays the main role in the glacial erosion cycle?

(a) Air.

(b) Rocks.

(c) Water.

(d) Animals.

Ans: (c) Water.

10. What percentage of total water is present in Earth’s crustal rocks?

(a) 6%.

(b) 95%.

(c) 25%.

(d) 10%.

Ans: (b) 95%.

11. What is the main source of the water cycle?

(a) River.

(b) Lake.

(c) Glacier.

(d) Ocean.

Ans: (d) Ocean.

12. The majority of Earth’s total rainfall occurs over—

(a) Land.

(b) Oceans.

(c) Valleys.

(d) Mountains.

Ans: (b) Oceans.

13. The continental shelf generally extends up to a depth of—

(a) 500 m.

(b) 1000 m.

(c) 200 m.

(d) 2000 m.

Ans: (c) 200 m.

14. The general depth of an ocean trench is—

(a) 2000 m.

(b) 5000 m.

(c) 15000 m.

(d) 10000 m.

Ans: (d) 10000 m.

15. In which ocean is the Mariana Trench located?

(a) Atlantic Ocean.

(b) Indian Ocean.

(c) Pacific Ocean.

(d) Arctic Ocean.

Ans: (c) Pacific Ocean.

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