Question

In some plants like desert plants, epidermis has a thick waxy coating of cutin (chemical substance with waterproof quality) on its outer surface. Can we think of a reason for this?NCERT Class IXSciences - Main Course BookChapter 6. Tissues

Answer 1

cellulose is the base which is cell wall

Answer 2

THIS IS SO BECAUSE IN DESERTS THE AMOUNT OF SUNLIGHT IS MORE AND THUS TRANSPIRATION IS MORE.SO,NOT TO LOSE WATER THROUGH TRANSPIRATION THEY HAVE  A THICK COATING OF WAX ON THEM

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