Major Groups of Microorganisms

Author:Arjun Sharma, Seema Mehra & Shikha Sharma
8th CBSE
IMPORTANT

Important Questions on Major Groups of Microorganisms

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IMPORTANT

Give your comment:

Viruses are neither living nor non-living.

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Match the following:

Column I Column II
(a) Lactobacillus   (i) Algae 
(b) Aspergillus   (ii) Protozoa   
(c) Spirogyra   (iii) Fungi 
(d) Paramecium  (iv) Bacteria 

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Viruses can only multiply in a living cell. 

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Microorganisms can be seen with naked eyes.

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Paheli dug two pits, A and B, in her garden. In pit A, she put a polythene bag packet with some agricultural waste. In pit B, she dumped the same kind of waste but without packing it in a polythene bag. She, then covered both the pits with soil. What did she observe after a month?

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Which of the following reproduces only inside a host cell?

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The two microorganisms which live in symbiotic association in lichens are

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Which of these do not have a regular cell structure?

MEDIUM
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Elucidate the use of fungi and their harmful effects.

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Is the decomposition of the bodies of dead plants and animals by microorganisms desirable?

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Who is closer to animals; Algae or Protozoa? In what aspect?

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Name the four types of bacteria on the basis of shape.