Animal Kingdom Question 733

Question: Assertion : A shark can stay at a desired level in water without swimming. [AIIMS 1999] Reason : It has a buoyancy-regulating organ called as the swim bladder.

Options:

A) If both the assertion and the reason are true and the reason is a correct explanation of the assertion

B) If both the assertion and reason are true but the reason is not a correct explanation of the assertion

C) If the assertion is true but the reason is false

D) If both the assertion and reason are false

Show Answer

Answer:

Correct Answer: D

Solution:

Shark is a cartilagenous fish and lack buoyancy regulating organ called Swim bladder.

These fishes swim constantly or will sink to the bottom.

They cannot stay at a desired level in water without swimming.