Q.1. Which of the below microorganisms reproduce only inside the cells of the host organism?
A. Bacteria.
B. Protozoa.
C. Viruses.
D. Fungi.
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C. Viruses.
Q.2. Which of the below microorganisms are NOT pathogen?
A. Anopheles Mosquito.
B. Aedes mosquito.
C. Housefly.
D. Green blue algae
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D. Green blue algae
Q.3. Which of the below method can be used to preserve food from attack of microorganisms?
1. Using Preservative like Sodium Benzoate.
2. Using Common salt.
3. Using sugar.
4. Using Oil and Vinegar.
A. Only 1
B. Only 2 and 4.
C. None of the above.
D. All of the above.
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D. All of the above.
Q.4. Which of the below statement(s) is/are correct about Pasteurization?
1. Pasteurized milk can be consumed without boiling, as it is free from harmful microbes.
2. Pasteurization prevent the growth of microbes.
3. It was discovered by Robert Koch.
4. Pasteurized milk can easily be attacked by microorganisms.
A. Only 3
B. Only 1 and 2.
C. None of the above.
D. All of the above.
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B. Only 1 and 2.
[CTET 2014]
Q.5. In column I , names of scientists are given and in column II, some discoveries are given.
Column I
|
Column II
|
a. Robert
Koch
|
i. Anthrax
Bacterium
|
b. Edward
Jenner
|
ii. Fermentation
|
c. Louis
Pasteur.
|
iii. Lactobacillus
Bacterium
|
d. Alexander
Fleming
|
iv. Penicillin
|
v. Smallpox
vaccine
|
The correct match of the names of scientists with their discoveries is:
A. a--i, b--ii, c--iii, d--iv
B. a--ii, b--i, c--iii, d--v
C. a--iii, b--ii, c--i, d--iv
D. a--i, b--v, c--ii, d--iv
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D. a--i, b--v, c--ii, d--iv
[CTET 2016]
Q.6. Select from the following a group of diseases caused by bacteria.
A. Tuberculosis, Pneumonia, and Typhoid
B. Chickenpox, Influenza, and Polio
C. Malaria, Polio, and Typhoid
D. Chickenpox, Meningitis, and Tuberculosis
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A. Tuberculosis, Pneumonia, and Typhoid
[CTET 2016]
Q.7. Consider the following column A and column B in which the names of microorganism are given in column A and the group to which they belong are given in column B.
Column A
|
Column B
|
a. Aspergillus
|
i. Algae
|
b. Lactobacillus
|
ii. Bacteria
|
c. Paramecium
|
iii. Fungi
|
d. Spirogyra
|
iv. Protozoa
|
v. Virus
|
The correct match of the items of column A with that of column B is
A. a--iii, b--ii, c--iv, d--v.
B. a--ii, b--iii, c--iv, d--i.
C. a--iii, b--ii, c--iv, d--i.
D. a--v, b--iii, c--ii, d--iv.
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C. a--iii, b--ii, c--iv, d--i.
[CTET 2012]
Q.8. Antibiotics are effective against
A. Dengue Fever.
B. Cholera.
C. Influenza.
D. Hepatitis A.
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B. Cholera.
[CTET 2011]
Q.9. Adding salt and sugar to food substances help in preserving them for a longer duration. It is because excess salt and sugar
A. plasmolyse the microbial cells.
B. cause rupturing of microbial cells.
C. cause change in shape of microbial cells.
D. remove water from food.
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A. plasmolyse the microbial cells.
[CTET 2016]
Q.10. Which one of the following is a group of fungi?
A. Amoeba, Spirogyra, Penicillium.
B. Aspergillus, Penicillium, Bread Mould.
C. Aspergillus, Paramecium and Lactobacillus.
D. Aspergillus, Bread Mould, Paramecium
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B. Aspergillus, Penicillium, Bread Mould.
[CTET 2015]
Q.11. Which one of the following represent a group of human diseases caused by virus
A. Measles, Chickenpox, hepatitis-A
B. Chickenpox, Malaria, hepatitis-A
C. Measles, Typhoid, Polio
D. Measles, typhoid, Tuberculosis
Click here for answer
A. Measles, Chickenpox, hepatitis-A
Q&A ON MICROORGANISM -SET I
MICRO ORGANISMS - FRIEND AND FOE - PART I
MICRO ORGANISMS - FRIEND AND FOE - PART II
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