Oceanography [NTA-NET (UGC-NET) Geography (80)]: Questions 36 - 40 of 330

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Question 36

Question MCQ▾

Submarine canyons form due to

Choices

Choice (4)Response

a.

Eustasy

b.

Subsidence and upliftment

c.

Rifting

d.

turbidity currents

Edit

Question 37

Question MCQ▾

The longest trench in the world is

Choices

Choice (4)Response

a.

Kurile Kamchatka

b.

Peru, Chile

c.

Java

d.

Mariana

Edit

Question 38

Question MCQ▾

Arrange the following based on percentage area occupied by them in decreasing order.

Choices

Choice (4)Response

a.

Diatom ooze, Red clay, Radiolaria ooze, Globigerina ooze

b.

Red clay, Diatom ooze, Globigerina ooze, Radiolaria ooze

c.

Red clay, Globigerina ooze, Diatom ooze, Radiolaria ooze

d.

All of the above

Edit

Question 39

Question Assertion-Reason▾

Assertion(Ꭺ)

Isotherms over the oceans do not run parallel to the lines of latitudes.

Reason(Ꭱ)

They are affected by prevailing winds and the ocean current.

Choices

Choice (4)Response

a.

Ꭺ is false but Ꭱ is true

b.

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

c.

Both Ꭺ and Ꭱ are false

d.

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

Edit

Question 40

Question MCQ▾

In Open Ocean in the subtropical high pressure zone the salinity is ________ while in the enclosed seas in the same latitude, salinity is ________.

Choices

Choice (4)Response

a.

constant, higher

b.

lower, higher

c.

higher, constant

d.

higher, lower

Edit