Oceanography (CBSE-NET (UGC) Geography (Paper-II & Paper-III)): Questions 50 - 53 of 145

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Question number: 50

» Oceanography » Ocean Deposits

Appeared in Year: 2014

MCQ▾

Question

Which one of the following marine ecosystems has the highest primary production? (December)

Choices

Choice (4) Response

a.

Tidal estuaries

b.

Open seas

c.

Continental shelves

d.

Algae beds and reefs

Question number: 51

» Oceanography » Ocean Deposits

MCQ▾

Question

Which of the following statements is correct?

(1) The terrigenous deposits consist of materials derived from the wear and tear of the land.

(2) The terrigenous deposits consist of the volcanic material.

(3) The terrigenous deposits consist of the remains of animals and plants that live on the bed of the sea.

(4) The terrigenous deposits consist of calcareous shells of planktonic organisms.

Choices

Choice (4) Response

a.

1, 2 and 4

b.

1 and 2

c.

2, 3 and 4

d.

1, 2 and 3

Question number: 52

» Oceanography » Origin of Ocean Basins

Assertion-Reason▾

Assertion (Ꭺ)

The topography of abyssal plain looks like a flat plain.

Reason (Ꭱ)

The irregular topography is buried forming relatively flat areas due to the large supply of sediments.

Choices

Choice (4) Response

a.

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

b.

Ꭺ is false but Ꭱ is true

c.

Ꭺ is true but Ꭱ is false

d.

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

Question number: 53

» Oceanography » Temperature and Salinity of the Oceans

MCQ▾

Question

In Southern Atlantic Ocean, isobar lines are mostly found parallel to the latitudes due to

Choices

Choice (4) Response

a.

An excess of water over land basin

b.

An excess of water in coastal area

c.

An excess of water in river

d.

All of the above

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