Assertion : Oil will form a film on the top of the water affecting the amount of light entering the water.
Reason : Oil is a polar molecule, and forms hydrogen bonds.

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

Answer

C

Explanation

Oil is a nonpolar molecule which means that it does not form a hydrogen bond with water and therefore does not dissolve. The oil will form a film on the top of the water affecting the amount of lightering the water. Lowered light would affect aquatic life.