RBSE Class 8 Science Notes Chapter 2 Microorganisms: Friend and Foe

These comprehensive RBSE Class 8 Science Notes Chapter 2 Microorganisms: Friend and Foe will give a brief overview of all the concepts.

Rajasthan Board RBSE Solutions for Class 8 Science in Hindi Medium & English Medium are part of RBSE Solutions for Class 8. Students can also read RBSE Class 8 Science Important Questions for exam preparation. Students can also go through RBSE Class 8 Science Notes to understand and remember the concepts easily.

RBSE Class 8 Science Chapter 2 Notes Microorganisms: Friend and Foe

→ Microorganisms are too small and are not visible to the unaided age. They are mainly four types:
(a) Baeteria
(b) Fungi
(c) Protozoa
(d) Algae.
Viruses are different from them but even they are included in the same class.

→ Microorganisms are used in preparation of curd, bread and cake. Some bacteria are used in production of medicines and increase soil fertility in agriculture.

→ Some microorganisms decompose the organic waste and dead plants and animals into simple substances and clean up the environment.

→ Microorganisms are the cause of many diseases in humans and plants. Some microorganisms fix nitrogen from the atmosphere and convert nitrogen compounds into nitrogen gas. 

Last Updated on June 1, 2022, 5:38 p.m.
Published June 1, 2022