Question

In which of the plant, leaf surface may be covered by a thick coating of epidermal hair to reduce transpiration?

• A. Cucurbita
• B. Banyan
• C. Nerium
• D. Lavender

Answer 1

The correct option is A

Cucurbita

The correct option is A:

Explanation of the correct option:

1. Thick coating of epidermal hairs helps in reducing transpiration.
2. It is seen in Cucurbita.

Explanation of the incorrect option:

Option B:

In Banyan and most evergreen trees, a thick waxy cuticle develops over the epidermis to reduce water loss by transpiration.

Option C:

In Nerium, stomata of the leaves are deep-seated in the leaf, in a dry environment, to reduce transpiration.

Option D:

In Lavender, leaves become narrower by rolling or folding to reduce the exposed surface area of transpiration.

Final answer: In cucurbita leaf surface may be covered by a thick coating of epidermal hair to reduce transpiration.