What is Pollution?
Correct answer: C. Both (a) & (b)
- A. An undesirable change in physical, chemical or biological characteristics of air, water or land that may
- B. Will harmfully affect human life, directly or indirectly
- C. Both (a) & (b)
- D. None of these
Explanation
Pollution is an undesirable physical, chemical, or biological change in air, water, or land that can harm living organisms and human life. Statements a and b together give the standard definition.
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