Microbial Inoculants.

Explanation

(i) Microbes - containing inoculants are produced by process of fermentation.
(2) Innoculants are sprayed on seeds before sowing
(iii) Some innoculants are released into plants.
(iv) Microbes in the innoculants help in plant growth by supplying nutrients.
(v) They improve the quality of vegetarian food. Solution containing Azotobacter and artificial nitrogenase is used in organic farming.
(vi) This solution prevents soil pollution due to chemical fertilizers.
(vii) Fluroacetamide - like chemicals are mixed with the soil due to use of chemical pesticides in agriculture . These are harmful to other plants and animals as well as cause skin diseases to humans.
(viii) These pesticides in the soil can be destroyed with the help of microbial inoculants.