Question

2. 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.
(e) The nutrient is enriched by blue-green algae (cyanobacteria) in the soil.
(f) Disease causing microorganisms.

Answer 1

Answer:

a. preservatives

c. vectors

d. antibiotic

f. virus, bacteria, protozoa, fungi