Microorganisms Friend and Foe Quiz | Microorganisms Friend and Foe Objective Type Questions and Answers

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Questions
21 Lactobacillus is an example of ___________
A Bacteria
B Virus
C Algae
D None of these

Answer: Bacteria
22 Amoeba and paramecium are examples of ____________
A Protozoa
B Fungi
C Bacteria
D Algae

Answer: Protozoa
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23 Spirogyra and chlamydomonas are examples of ___________
A Fungi
B Bacteria
C Algae
D None

Answer: Algae
24 The example of protozoan is
A Amoeba
B Penicillium
C Blue green algae
D None of these

Answer: Amoeba
25 The most common carrier of communicable diseases is
A Housefly
B Spider
C Ant
D Dragonfly

Answer: Housefly
26 Yeast produces alcohol and carbon dioxide by a process called
A Fermentation
B Digestion
C Evaporation
D None of these

Answer: Fermentation
27 Cholera is caused by
A Virus
B Protozoa
C Bacteria
D None of these

Answer: Bacteria
28 Foot and mouth disease of cattle is caused by
A Virus
B Algae
C Fungi
D None of these

Answer: Virus
29 Plasmodium is a human parasite which causes
A Malaria
B Sleeping sickness
C dysentery
D All of the above

Answer: Malaria
30 Chickenpox is caused by
A Protozoa
B Fungi
C Virus
D None of these

Answer: Virus
31 Yeast is used in the production of
A Alcohol
B Sugar
C Oxygen
D Hydrochloric acid

Answer: Alcohol
32 Carrier of dengue virus is
A Female Aedes Mosquito
B Dragon fly
C House fly
D None of above

Answer: Female Aedes Mosquito
33 Plant disease citrus canker is caused by
A Bacteria
B Fungi
C Virus
D None of these

Answer: Bacteria
34 Name the unicellular or multicellular microorganism which is found in water.
A Protozoa
B Bacteria
C Fungus
D Amoeba

Answer: Protozoa
15 The gas released during the preparation of bread is
A carbon dioxide
B nitrogen
C oxygen
D sulphur dioxide

Answer: carbon dioxide
36 A disease in human beings caused by virus is _______.
A Influenza
B Cholera
C Typhoid
D Polio

Answer: Influenza
37 Pathogenic micro-organisms present in host cells are killed by medicines called
A Antibiotics
B Antibodies
C Pain Killer
D Vaccines

Answer: Antibiotics

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