Assertion : A shark can stay at a desired level in water without swinning. Reason : It has a bouyancy-regulating organ called as the swim bladder.A. If both the assertion and the reason are true and the reason is a correct explanation of the assertionB. If both the assertion and reason are true but the reason is not a correct explanation of the assertionC. If the assertion is true but the reason is falseD. If both the assertion and reason are false

Assertion : A shark can stay at a desired level in water without swinn

1.	Assertion : A shark can stay at a desired level in water without swinning. Reason : It has a bouyancy-regulating organ called as the swim bladder.A. If both the assertion and the reason are true and the reason is a correct explanation of the assertionB. If both the assertion and reason are true but the reason is not a correct explanation of the assertionC. If the assertion is true but the reason is falseD. If both the assertion and reason are false
Answer» Correct Answer - D 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.