Question

How are are cactus adapted to survive in a desert ?​

Answer 1

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A cactus is able to survive in the desert due to the following features: (i) It has long roots that go deep inside the soil for absorbing water. (ii) Its leaves are in the form of spines to prevent water loss through transpiration. (iii) Its stem is covered with a thick waxy layer to retain water.

Answer 2

Their leaves are converted to spines.

They have thick fleshy stems.