Give scientific reason:Desert plants have thorns.

1.	Give scientific reason:Desert plants have thorns.
Answer» 1. Desert plants have thorns because in deserts, due to scarcity of water these plants are either leafless or their leaves are like small needles or modified into thorns. 2. They lose very little water by evaporation due to little surface area. This helps plants to survive in desert.

Answer»

1. Desert plants have thorns because in deserts, due to scarcity of water these plants are either leafless or their leaves are like small needles or modified into thorns.

2. They lose very little water by evaporation due to little surface area. This helps plants to survive in desert.

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Give scientific reason:Desert plants have thorns.

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