Question

Assertion: Bulliform cells are useful in the unrolling of a leaf.
Reason: Bulliform leaves store water

Answer 1

Answer:

Explanation:

Bulliform cells are the large thin-walled, empty cells that occur in the epidermis of many grass leaves (monocots) These cells by their turgor pressure changes cause rolling and unrolling of the leaves, thus regulating water loss.

thus Assertion is true reason is also true but reason is not correct explaination of Assertion.