Multiple choice

Why leaves in desert plants are either absent, very small or leathery?

  1. To reduce transpiration

  2. To reduce sweating

  3. To reduce respiration

  4. To enhance water absorption
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Cactus is a plant which grow in deserts. Thus to avoid the loss of excess water through stomata its leaves are reduced to spine like structures and it is the stem in these plants which is green in colour and performs the functions of photosynthesis.

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