Assertion: Uric acid can be removed with a minimum loss of water.
Reason: Uric acid is least toxic among the nitrogenous wastes.

Options

A. if both assertion and reason are true and the reason is correct explanation of the assertion
B. if both assertion and reason are true but reason is not a correct explantion of the assertion
C. If assertion is true but reason is false
D. If both assertion and reason are false.

Answer

A

Explanation

Ammonia is the most toxic form and requires large amount of water for its elimination, whereas uric acid being the least toxic, can be removed with a minimum loss of water