Question

C. Give reasons for the following.
1. Water pipes and drainage pipes should not be laid side by side.
2. Plants should be watered early in the morning or after sunset.
3. Leaking taps and pipes should be repaired.
4. Although about 72 per cent of the earth is covered with water, only 1 per cent is
available for drinking.​

Answer 1

Answer:

water pipes and drainage pipes should be placed separately because they should be no mixing of water,between clean and dirty water,2)bcoz the respiration rate and preparation of o2 is more in early and after sunset 3)leakage coluld cause wastage of water4)bcoz other water is in Sea and ocean rest is wasted