Question

37. a) If micro-organisms were not there, the earth would have been full of garbage and unwanted
materials. Why?
b) Write any two ways in which micro-organisms are beneficial to us.
c) Write any two ways in which micro-organisms are harmful to us.​

Answer 1

(b) 1. micro organisme is use for decomposing biodegradable waste

2. micro organisme is use in medical science for making antibiotics