Oceanography (CBSE-NET (UGC) Geography (Paper-II & Paper-III)): Questions 97 - 101 of 145

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Question number: 97

» Oceanography » Origin of Ocean Basins

MCQ▾

Question

Arrange the following ocean bottom features in terms of percent area occupied by them in a descending order.

(1) Ocean Ridges

(2) Ocean Basin Floor

(3) Continental Platforms

(4) Submarine hills

Choices

Choice (4) Response

a.

3, 2, 1, 4

b.

4, 1, 3, 2

c.

3, 1, 2, 4

d.

2, 1, 3, 4

Question number: 98

» Oceanography » Bottom Relief of Indian, Atlantic and Pacific Oceans

MCQ▾

Question

Atlantic margin of Americas and Africa is

Choices

Choice (4) Response

a.

emerged coast

b.

submerged coast

c.

trailing edge

d.

leading edge

Question number: 99

» Oceanography » Temperature and Salinity of the Oceans

Assertion-Reason▾

Assertion (Ꭺ)

In the tropical zone, the western sections of the ocean are warmer than the eastern sections.

Reason (Ꭱ)

In the oceans, temperature of the surface water is the same everywhere.

Choices

Choice (4) Response

a.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

b.

Both Ꭺ and Ꭱ are false

c.

Ꭺ is true but Ꭱ is false

d.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

Question number: 100

» Oceanography » Temperature and Salinity of the Oceans

Assertion-Reason▾

Assertion (Ꭺ)

Salinity is higher in closed ocean basins.

Reason (Ꭱ)

Enclosed ocean basins undergo little mixing with open ocean.

Which of the following is true?

Choices

Choice (4) Response

a.

Both Ꭺ and Ꭱ are true but Ꭱ is NOT the correct explanation of Ꭺ

b.

Ꭺ is true but Ꭱ is false

c.

Ꭺ is false but Ꭱ is true

d.

Both Ꭺ and Ꭱ are true and Ꭱ is the correct explanation of Ꭺ

Question number: 101

» Oceanography » Ocean Deposits

MCQ▾

Question

The most widespread pelagic deposits area

Choices

Choice (4) Response

a.

Red clay

b.

Diatom

c.

Radiolaria

d.

Pteropod

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