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8th CBSE
IMPORTANT
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 can be induced artificially by introducing dead or weakened microbes in a healthy body. (Antibiotics/Vaccines)

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Important Questions on Microorganisms

EASY
8th CBSE
IMPORTANT
Start Up Science>Chapter 2 - Microorganisms>EXERCISES>Q 1
Lactobacillus is a
EASY
8th CBSE
IMPORTANT
Start Up Science>Chapter 2 - Microorganisms>EXERCISES>Q 2
Which of the following is used to make bread soft and porous?
EASY
8th CBSE
IMPORTANT
Start Up Science>Chapter 2 - Microorganisms>EXERCISES>Q 3
The carrier of malaria-causing microorganisms is
EASY
8th CBSE
IMPORTANT
Start Up Science>Chapter 2 - Microorganisms>EXERCISES>Q 4
Which of the following is an antibiotic?
EASY
8th CBSE
IMPORTANT
Start Up Science>Chapter 2 - Microorganisms>EXERCISES>Q 5
The process of conversion of sugar into alcohol in the absence of oxygen is called
EASY
8th CBSE
IMPORTANT
Start Up Science>Chapter 2 - Microorganisms>EXERCISES>Q 6
Salting of food items helps in preservation by
MEDIUM
8th CBSE
IMPORTANT
Start Up Science>Chapter 2 - Microorganisms>Some Questions from NCERT>Q 1
Microorganisms can be seen only with the help of a _____.
EASY
8th CBSE
IMPORTANT
Start Up Science>Chapter 2 - Microorganisms>Some Questions from NCERT>Q 1
Blue-green algae fix _____ directly from the air and enhance the fertility of the soil. (Nitrogen/ Carbon)