Science

Micro-Organisms : Friend Or Foe

Question:

Name the microorganisms which can fix atmospheric nitrogen in the soil.

Answer:

Bacteria such as Rhizobium and certain blue-green algae present in the soil can fix atmospheric nitrogen and convert it into usable nitrogenous compounds. These nitrogenous compounds can be easily utilized by plants for the synthesis of plant proteins and other compounds.
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Questions and Answers

Micro-Organisms : Friend Or Foe

Q 1.

What are the major groups of microorganisms?
Answer

Q 2.

Can microorganisms be seen with the naked eye? If not how can they be seen?
Answer

Q 3.

Name the microorganisms which can fix atmospheric nitrogen in the soil.
Answer

Q 4.

Write 10 lines on the usefulness of microorganisms in our lives.
Answer

Q 5.

What are antibiotics? What precautions must be taken while taking antibiotics?
Answer

Q 6.

Write a short paragraph on the harms caused by microorganisms.
Answer