ICSE Class 9 Biology Economic Importance of Bacteria and Fungi
Useful Bacteria
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Microorganisms
Steps involved in nitrogen cycle
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Microorganisms
Friendly Micro-organisms
Harmful Bacteria
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Microorganisms
Methods of food preservation-chemical method, by salt and sugar, by oil and...
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Microorganisms
Harmful Microorganisms
Useful and Harmful Effects of Fungi
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Microorganisms
Harmful Microorganisms
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Microorganisms
Friendly Micro-organisms

Useful Bacteria
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Role of Microbes in Alcohol Production
This video discusses the fermentation process carried out by yeast during a...
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Role of Microbes in Vaccines
This video explains the importance of vaccines in our body.
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Role of Microbes in Nitrogen Fixation
This video explains the useful role of microbes in the process of nitrogen ...
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Role of Microbes in Nitrogen Fixation
This video explains the nitrogen cycle in the process of nitrogen fixation.