Question

we know that micro-organisms are our friends as well as our friends as well as our enemies. In which way you can saw micro-organisms are our friends?
(1) micro-organisms increase soil fertility
(2) micro-organisms has medical use
(3) it helps to clean environment
(4) all of above​

Answer 1

Answer:

all of above

Explanation:

1. explanation they increase soil fertility by incorporating air,minerals and nitrogenous compounds

2 explanation some microbes like penicillium notatum are used as antibiotic for penicillium,streptomyces etc.

3 explanation they decompose dead and decaying matter from plants and animals and convert into simpler substances