Q. 35.0( 1 Vote )
Fill in the blank
(i) Vehicular air
Explanation: Vehicles burn fuels. This results in the release of rubber particles and dust among other harmful gases.
(ii) X rays
Explanation: X rays are used for medical purposes to detect fractures. However, Frequent exposure to these X-rays may cause mutations in the cells of the human body.
Explanation: Thermal power plants make use of huge amounts of energy. The water that is involved ends up getting really heated. It is then released as a waste product.
(iv) domestic activities
Sewage is used to categorize the faeces, urine and laundry wastes that are generated in a household.
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