Oceanography-Bottom Relief of Indian, Atlantic and Pacific Oceans (CBSE-NET (UGC) Geography (Paper-II & Paper-III)): Questions 22 - 27 of 38

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Question number: 22

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

MCQ▾

Question

Deep Ocean Floor occupy the largest area in

Choices

Choice (4) Response

a.

Arctic

b.

Atlantic

c.

Pacific

d.

Indian

Question number: 23

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

MCQ▾

Question

All the islands in the deep ocean basins are

Choices

Choice (4) Response

a.

Volcanic in origin

b.

Isostatic in origin

c.

Tectonic in origin

d.

Depositional origin

Question number: 24

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

MCQ▾

Question

The oldest ocean floor is NOT older than

Choices

Choice (4) Response

a.

Jurassic period

b.

Cretaceous period

c.

Tertiary period

d.

Triassic period

Question number: 25

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

MCQ▾

Question

What is NOT correct of mid oceanic ridges?

Choices

Choice (4) Response

a.

They are remarkably symmetrical

b.

All the ridges were formed in Jurassic period

c.

The age of the rocks formed increases away from the crest of the ridge

d.

They are composed essentially of basalt

Question number: 26

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

Assertion-Reason▾

Assertion (Ꭺ)

Scandinavian coasts have many Sea branches, which lie, above the present day sea beaches.

Reason (Ꭱ)

The land uplifted when the extensive sheets covering Northern Europe during ice age melted later on.

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.

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

d.

Ꭺ is true but Ꭱ is false

Question number: 27

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

MCQ▾

Question

The essential difference between shields and platform is

Choices

Choice (4) Response

a.

Shields are made of granite, platform of sedimentary rocks

b.

Shields are stable part, platform are mobile part

c.

Shields are found within the continent but platform are found along continental margins

d.

Platforms are covered by horizontal sedimentary strata while shields are made of igneous or metamorphic rocks.

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