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CBSE Class 12-science Answered

What is adaptation? Describe the adaptations of plants and animals in the desert.
Asked by Topperlearning User | 16 Jun, 2014, 04:14: PM
answered-by-expert Expert Answer

Adaptation is the quality of the organism which enables the organism to survive and reproduce in its habitat. It helps organisms to live in different types of habitats.

The adaptation of desert plants are

(i) Desert plants have a cuticle to minimise transpiration.

(ii) In some desert plants, the leaves modify into spines to minimise loss of water.

(iii) They have long roots and adaptations to reduce transpiration. Example: Acacia

The adaptations of desert animals are

(i) Urine of desert animals is concentrated for minimum loss of water. Example: Kangaroo rat

(ii) Desert animals absorb heat from the Sun when the body temperature drops below the comfort zone.

(iii) They live in burrows during the hot season and have little water requirement.

Answered by | 16 Jun, 2014, 06:14: PM
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