Bacteria MCQ with Answers. We covered all the Bacteria MCQ with Answers in this post for free so that you can practice well for the exam.
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MCQ on Bacteria for Students
During pasteurisation, milk is heated to
1. 62°C
2. 60°C
3. 72°C
4. 70°C
Option 3 – 72°C
Freshness of food items is obtained by
1. Quick freezing
2. Salting
3. Drying
4. Canning
Option 1 – Quick freezing
Fumigation is a technique used to kill
1. Helmindhs
2. Insect pests
3. Protozoans
4. Micro organisms
Option 2 – Insect pests
Method used in preservation of pickles is
1. Freezing
2. Drying
3. Smoking
4. Salting
Option 4 – Salting
Mechanicals driers are largely employed on
1. Kitchens
2. Houses
3. Industries
4. None
Option 3 – Industries
Incubation period of diphteria is
1. 10-15 days
2. 9-18 days
3. 2-5 days
4. None
Option 3 – 2-5 days
Roundworm which lives in the intestine is
1. Plasmodion
2. Ascaris
3. Amoeba
4. Entamoeba
Option 2 – Ascaris
‘Triple Antigen’ contains vaccine against
1. Tetanus
2. Pertusis
3. Diphtheria
4. All the above
Option 4 – All the above
AIDS is caused by
1. Mosquito
2. Bacteria
3. Virus
4. Housfly
Option 3 – Virus
Rhizobium legominosaron is found in roots of
1. Groundnut
2. Onions
3. Mango
4. None
Option 1 – Groundnut
Pencilin is produced by a
1. Algae
2. Fungus
3. Plants
4. Fish
Option 2 – Fungus
Conversion of amino acids to ammonia is done by
1. Nitrifying bacteria
2. Ammonifying bacteria
3. Both
4. None
Option 2 – Ammonifying bacteria
Fermentation is a kind of
1. Anaerobic respiration
2. Photosynthesis
3. Aerobic respiration
4. None
Option 1 – Anaerobic respiration
Bacteria and higher plants, help each other for mutual benefit such co-operation is called
1. Nitrification
2. Symbiosis
3. Both
4. None
Option 2 – Symbiosis
Cheese is obtained from
1. Milk
2. Yeast
3. Lactic acid
4. Nitrates
Option 1 – Milk
Example to antibiotic
1. Chloromycetin
2. Starch
3. Alcohol
4. Chlorine
Option 1 – Chloromycetin
Pencillin was discovered by
1. Fenner
2. Leeuwenhock
3. Alexander Fleming
4. None
Option 3 – Alexander Fleming
Study of disease is called
1. Pathology
2. Physiology
3. Carnilogy
4. None
Option 1 – Pathology
Leaf blight is caused by
1. Fungus
2. Virus
3. Bacteria
4. Algae
Option 3 – Bacteria
The organisms that cause disease are
1. Carcinogens
2. Pathogens
3. Both
4. None
Option 2 – Pathogens
Blast of rice is a ……. disease
1. Bacterial
2. Viral
3. Fungal
4. None
Option 3 – Fungal
Common fungal disease in wheat is
1. Rust
2. Red-rot
3. Tikka
4. None
Option 1 – Rust
Common disease in ground nut is
1. Fungal
2. Biotic
3. Tikka
4. None
Option 3 – Tikka
Red-rot is a common disease of
1. Ground nut
2. Paddy
3. Sugar cane
4. None
Option 3 – Sugar cane
Wheat rust is a ……. disease
1. Tikka
2. Biotic
3. Fungal
4. None
Option 3 – Fungal
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