Q44.
Which of the following leaf modifications occurs/occur in desert areas to inhibit water loss? 1. Hard and waxy leaves 2. Tiny leaves or no leaves 3. Thorns instead of leaves Select the correct answer using the codes given below.
Answer
D
Explanation
Plants have few or no leaves, and foliage is either waxy/hairy or needle-shaped to prevent water loss. All three modifications — hard and waxy leaves, tiny/no leaves, and thorns instead of leaves — are desert plant adaptations to minimise transpiration.