give reason
b. We should put kerosene oil in fountain, water cooler etc(where there is stagnant water). Ans.
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Explanation:
It is advised to put kerosine oil in the water tanks of coolers during rainy seasons because kerosene oil prevents the breeding of mosquitoes that spread various diseases like malaria.
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1
Answer:
Kerosene, being lighter than water, floats over water and does not allow the pupae of the mosquitoes to breed.It is advised to put kerosine oil in the water tanks of coolers during rainy seasons because kerosene oil prevents the breeding of mosquitoes that spread various diseases like malaria.
Explanation:
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