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Chapter 2 Microorganisms: Friend and Foe

Last Updated on March 20, 2019 By Mrs Shilpi Nagpal

Class 8 | Science | Ch 2 | Microorganisms: Friend and Foe | NCERT Solutions 1. Fill in the blanks. (a) Microorganisms can be seen with the help of a ____________. (b) Blue green algae fix __________ directly from air to enhance fertility of soil. (c) Alcohol is produced with the help of __________. (d) Cholera is caused by __________. Answer: (a) Microscope (b) … [Read more...] about Chapter 2 Microorganisms: Friend and Foe

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