Q9Multiple choice
Suggest a suitable word for each of the following statements.
- (a)Chemicals added to food to prevent growth of microorganisms.
- (b)Nitrogen-fixing microorganism present in the root nodules of legumes.
- (c)Agent which spreads pathogens from one place to another.
- (d)Chemicals which kill or stop the growth of pathogens.
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(a) Chemicals added to food to prevent growth of microorganisms.
(c) Agent which spreads pathogens from one place to another.
(b) Nitrogen-fixing microorganism present in the root nodules of legumes.
(d) Chemicals which kill or stop the growth of pathogens.