5.What are the major groups of microorganisms?
6.Name the microorganisms which can fix atmospheric nitrogen in the soil 7.Write 10 lines on the usefulness of microorganisms in our lives.
8.Write a short paragraph on the harms caused by microorganisms.
9.What are antibiotics? What precautions must be taken while taking antibiotics?
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Answer:
major group of microorganisms are bacteria,fungi,virus, protozoa,and algea
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5.What are major groups of microorganisms?
→ The major groups of microorganisms—namely bacteria, archaea, fungi (yeasts and molds), alga
ae, protozoa, and viruses
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6.Name the microorganisms which can fix atmospheric nitrogen in the soil.
→ Bacteria such as rhizobium and certain blue green algae present in the soil can fix atmospheric nitrogen in soil.
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8.Write a short paragraph on the harms caused by microorganisms.
→ Microorganisms are also very harmful to us. They cause a number of diseases inhuman as well as in other animals for example Bacteria causes diseases liketyphoid, diarrhoea and cholera. Fungi: Causes numerous diseases in plants etc.
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9.What are antibiotics? What precautions must be taken while taking antibiotics?
→ An antibiotic is a type of antimicrobial substance active against bacteria.
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