Question

Assertion (A): In Cactus, leaves are reduced to small spines with less surface area.
Reason (R): Spines helps in preventing the cactus from losing water through evaporation.

• A. Both A and R are true and R is the correct explanation of A
• B. Both A and R are true but R is NOT the correct explanation of A
• C. A is true but R is false.
• D. A is false but R is true

Answer 1

The correct option is A Both A and R are true and R is the correct explanation of A

• Cactus has a thick stem which does most of the food production through photosynthesis and leaves are reduced to small spines with less surface area.
• Spines help prevent the cactus from losing water through evaporation.