Question

3. 4. The substances which cause pollution are called The three Rs are Reduce, Rews and Recycle Wastes which will be decomposed by themselves are known as 5. 6. Those harmful waste materials which are added into air, soil and water are called as is the addition of harmful materials in the environment. E 7. ។ 7. 2 OL - | C Activity Time Hang a clean white tissue paper in open space. Observe it after a day or two using a magnifying glass. ith the tissue naner? a​

Answer 1

Answer:

3.4. biodegreadable

5.6. pollutants

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