Microbes In Human Welfare

Biology
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Cow dung is appropriately used as

A
Manure
B
Perfume
C
Medicine
D
Building material
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Acellular microorganism is

A
Bacteria
B
Virus
C
Protozoa
D
None of the above
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What is the significance of in bakery industry?

A
It makes the bread soft and fluffy
B
It makes the bread porous
C
It increases the volume
D
All of the above
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What is the process called due to which idli and dosa makes it fluffy and soft?

A
Pasteurisation
B
Fermentation
C
Vaccination
D
None
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Who discovered the biggest bacteria in 1997?

A
H. N. Schulz
B
A. K. Chakrawarti
C
Carl Sagan
D
None of the above
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Polluted water can be purified by using

A
Micro-organisms
B
Algae
C
Pesticides
D
Both A and B
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Which of the following microorganism gives velvety mat-like appearance

A
Bacteria
B
Protozoa
C
Virus
D
Fungi
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Who is the father of microbiology?

A
Leeuwenhoek
B
Pasteur
C
Robert Koch
D
None of the above
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