Question

Q8. 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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Answer 1

Answer:

a)preservatives

b)rhizobia bacteria

c)carrier

d) Phenol

Explanation: