bacteria is useful as well as harmful to us explain by example . write three points
class 8.
science.
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Food production : Lactobacillus bacteria helps in the fermentation and production of curd and cheese. Bacteria are also used in production of coffee , tea & cocoa beans . ... Escherichia coli bacteria is present in intestines of human and herbivores animals where they help in digestion of food.
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Bacteria break-down the dead bodies of animals and plants by feeding on them and produce humus which helps to maintain the fertility of soil. 3. Food production : Lactobacillus bacteria helps in the fermentation and production of curd and cheese.
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