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Lakhmir Singh & Manjit Kaur - Science

2. Micro-Organisms: Friends and Foe

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Q. 164.3( 21 Votes )

Name one 'bi

Class 8th Lakhmir Singh & Manjit Kaur - Science 2. Micro-Organisms: Friends and Foe

Answer :

Blue green algae are known as 'biological nitrogen-fixer' as they fix the atmospheric nitrogen.

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