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Give reasons why : (a) Waste water should not be allowed to stagnate in puddles. (b) Waste water from a factory should not be allowed to mix with drinking water. (c) Rubber, plastic should not be burnt. (d) The quantity and types of garbage generated have increased. |
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Answer» Give reasons why : (a) Waste water should not be allowed to stagnate in puddles. (b) Waste water from a factory should not be allowed to mix with drinking water. (c) Rubber, plastic should not be burnt. (d) The quantity and types of garbage generated have increased. |
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