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प्रश्न
What happens when
Insecticides, motor oil, paints are poured down the drain.
उत्तर
If we pour insecticides, motor oil, or paint down the drain, we will kill the microbes that clean the wastewater.
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संबंधित प्रश्न
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(a) landfill
(b) recycling
(c) incineration
(d) composting
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| Column I | Column II | Column III | |
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| (b) | Garbage | Dig pit and fill it with garbage | (ii) ______ |
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(a) landfill,
(b) for composting.
