Assertion : Sciophytes requir higher light intensity than peliophytes.
Reason : Sciphytes grow below the canopy of thees.

(a) If both assertion and reason are true and the reason is the correct explanation of the assertion of the assertion. (b) If both assertion and reason are true but reason is not the correct explanation of the assertion. (c) If assertion is true but reason is false. (d) If assertion is false but reason is true. Q. Assertion: Methyl cyanide has higher boiling point than methyl isocyanide. Reason: Dipole moment of methyl cyanide is higher than that of methyl isocyanide.

Assertion : O_(3) has higher boiling point than O2. Reason : O_(3) is allotrope of oxygen.

Assertion Nitrogen has higher first ionisation energy than oxygen. Reason Atomic radius of nitrogen is smaller than that of oxygen.

Assertion: Alcohols have higher boiling points than ethers of comparable molecular masses. Reason: Alcohols and ethers are isomerism in nature.