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 |
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 |
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 |
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 |
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 |