Q1 J of 34 Page 82

Choose the correct answer:

Assertion(A): Flat topped seamounts are known as Guyots.


Reason(R): All guyot features are of volcanic origin.


both A and R are correct but R explain A.


Guyots are flat topped seamounts, and all seamounts are not volcanic. Hence, Guyots are flat topped since they are volcanic. Hence R explains A.


OPTION B is wrong as R does explain A


OPTION C is wrong as R is true.

More from this chapter

All 34 →
1 H

Choose the correct answer:

The amount of planktons to be found in the ocean is determined by


1. Depth of the water.


2. Ocean currents.


3. Temperature and Salinity.


4. Length of day and night.


 1

Choose the correct answer:

Assertion (A): Oceans are always shown in blue in maps.


Reason(R): It indicates the natural colour of the oceans.


 1 K

Choose the correct answer:

Assertion(A): Submarine canyons are deep gorges on the ocean floor.


Reason(R): They are mainly restricted to continental shelf, slope and rise


 1 L

Choose the correct answer:

Assertion (A): Atolls are more common in the Atlantic ocean.


Reason(R): The marine population at the depth is less.