Question

6. Out of the following, select those that would help to reduce water pollution. (i) use of
sewers for removal of urban waste (ii) use of unleaded petrol in cars (ui) spraying of
pesticides on plants (iv) We should not excrete in open.
A) (i) and (ii)
B) (iii) and (iv)
() (i) and (iv)
D) All of these

Answer 1

Answer:

Option c

Becoz using pesticides on plants is no way useful 2 reduce water pollution and use of unleaded petrol is related 2 air pollution

Answer 2

Option C is the answer to the question.

• To decrease water pollution, one must utilize sewers to remove urban waste and avoid excreting in the open.
• As a result, option C is a collection of methods that may be utilized to lessen occurrences of water contamination.
• Today, we are massively contaminating our water sources through a variety of techniques.
• As a result, it is critical to lessen it and stop deteriorating the situation even more.
• The usage of unleaded gasoline in automobiles helps to reduce air pollution.
• Pesticides sprayed on plants are one method of contaminating water bodies.
• Thus, option C is apt to be an answer.