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Question

The term “ water-pollution ” can be defined in several ways. Which of the following statements does not give the correct definition ?


A

The addition of undesirable substances to water bodies

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B

The removal of desirable substances from water bodies

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C

A change in pressure of the water bodies

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D

A change in temperature of the water bodies

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Solution

The correct option is C

A change in pressure of the water bodies


The correct option is C:

  1. Water pollution can be defined as the contamination of water bodies.
  2. Water pollution is caused when water bodies such as rivers, lakes, oceans, groundwater and aquifers get contaminated with industrial and agricultural effluents.
  3. When water gets polluted, it adversely affects all lifeforms that directly or indirectly depend on this source.
  4. The effects of water contamination can be felt for years to come.

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