UPSC 2018 - Question 2

Which of the following leaf modifications occur(s) in the desert areas to inhabit water loss?

1. Hard and waxy leaves

2. Tiny leaves

3. Thorns instead of leaves

Select the correct answer using the code given below:

a. 2 and 3 only

b. 2 only

c. 3 only

d. 1, 2 and 3