Question

Write the beneficial action of bacteria?

Answer 1

Answer:

Bacteria -

1. Bacteria like E Coli live in the human intestine and help in digestion of food.

2. Rhizobium, a bacteria helps in nitrogen fixation.

3. Lactobacillus, bacteria, helps in the formation of curd.

b. Fungi -

1. Yeast, which is a fungi, is used in making breads, cakes and also used in the production of alcohol.

2. Some fungi are used in making antibiotics ; such as Penicillin, which is obtained from the fungus Penicillium.

3. Mushroom which belongs to the fungi category can be eaten.

c. Algae -

1. Algae like chlorella are rich in proteins and are used as food supplements.

2. Diatoms, which are a type of algae, are used in making glass and porcelain because hey are made of silica and calcium.

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Answer 2

Answer:

Creating products such as ethanol nd enzymes

Making drugs such as antibiotics and vaccine

Making biogas such as methane

Killing plant pests

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