A) has natural geochemical cycles
B) changes homeostasis of environment
C) disturb natural flora of a place
D) become stabilized in ecosystem forever
Correct Answer: B
Solution :
Pollutant is any substance, chemical or factor which has a potential to hardfully affect the human being, plants and other animals and, therefore, the homeostasis of environment. Mainly two types of pollutants are categorized: [a] Primary pollutants: These pollutants are present in their form, in which they are produced. [b] Secondary pollutants: These pollutants are formed by the reaction of primary pollutants.
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