Question

Class = 7
Subject = Science
Chapter = Transportation in Animals and Plants
Q.4 Why is transport of materials necessary in a plant or in an animal?​

Answer 1

The cells of different organs of plants and animals need various necessary substances to carry out many metabolic activities and different type of waste products are created during these metabolic activities. So, transport of materials is necessary to supply the required substances and to remove the waste products.

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Answer 2

Explanation:

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