Question

3. In cactus, the leaves are modified in to
water loss due to transpiration
to reduce​

Answer 1

$\huge\bold\blue{Answer!}$

Leaves in a cactus are modified into spines to reduce loss of water from leaves by transpiration. Then the plant makes from the process of photosynthesis which is performed by the stem.

Answer 2

The plants which grow and survive in the desert conditions have certain modified adaptations. The cactus plants grow in the desert area. In order to prevent the loss of water in these arid conditions, the leaves of the plants have been modified into sharp pointed thin structures known as spines. These spines reduce the surface area for preventing loss of water.

So, the correct answer is 'Spines'