Medical Sample papers

Biotechnology and its applications MCQs

biotechnology online test

Biotechnology and its applications sample papers with answers

Biotechnology Sample Questions

Question 1
Which of the following organic acids was produced by fermentation?
A
Lactic acid
B
Propionic acid
C
Oxalic acid
D
Citric acid
Question 2
Anand Chakrabarty has used biotechnology for
A
Production of insulin
B
Production of interferon
C
Production of relaxin
D
Removal of oil pollution
Question 3
The new strain of bacteria produced by biotechnology in alcohol industry is
A
Saccharomyces cerevisiae
B
Bacillus subtilis
C
Escherichia coli
D
Pseudomonas putida
Question 4
Ethyl alcohol is commercially manufactured from
A
Maize
B
Wheat
C
Sugarcane
D
Grapes
Question 5
Dextran is used in
A
Blood transfusion
B
Bleeding
C
Blood preservation
D
Blood clotting
Question 6
Who first realized the use of yeast in fermentation?
A
Christian Hansen
B
Louis Pasteur
C
A. Spike
D
D.A. Jackson
Question 7
Yeast in an important source of
A
Vitamin D
B
Vitamin C
C
Vitamin B
D
Vitamin A
Question 8
Which raw material is used in fermentation?

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A
Protein in Pulses
B
Starch in vegetables
C
Starch in cereals
D
Sugar in fruits
Question 9
Penicillin is obtained from

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A
Aspergillus fumigatus
B
Penicillium griseofulvum
C
Streptomyces griseus
D
Penicillium chrysogenum
Question 10
Which of the following established the scientific basis of vaccination?
A
Louis Pasteur
B
George Kohler
C
Edward Jenner
D
Cesar Milstein
Question 11
Terramycin is obtained from
A
Streptomyces griseus
B
Streptomyces venezuelae
C
Streptomyces aureofaciens
D
Streptomyces remosus
Question 12
Which one of the following is the correctly matched pair of a product and the microorganism responsible for it
A
Ethyl alcohol – Yeast
B
Curd – Azotobacter
C
Cheese - Nitrobacter
D
Acetic acid- Lactobacillus
Question 13
Interferons are
A
Antiviral proteins
B
Complex proteins
C
Anti–cancer proteins
D
Anti–bacterial proteins
Question 14
Raw cheese is known as

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A
Blue cheese
B
Swiss cheese
C
None of these
D
Cottage cheese
Question 15
Steroids are used in
A
All of these
B
Birth control
C
Treatment of hormonal balance
D
Treatment of auto–immune diseases
Question 16
Which of the following enzyme is secreted by yeast, responsible for fermentation?
A
Invertase
B
Enolase
C
Dehydrogenase
D
Zymase
Question 17
In the production of leavened bread, the following is used
A
None of these
B
Rhizopus
C
Bacterium
D
Yeast
Question 18
Which of the following is not an antibiotic?

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A
Cephalosporin
B
Streptomycin
C
Citric acid
D
Griseofulvin
Question 19
Sodium chloride is added during preparation of cheese as it
A
Controls moisture
B
Hardens cheese
C
Gives flavour
D
Controls moisture and gives flavor
Question 20
The micro-organism grown on molasses and sold as a food flavouring substance is
A
Lactobacillus
B
Sacchromycetes
C
Acetobacter
D
Rhizopus
Question 21
Which of the following antibiotics is found to be most effective against mycoplasma?
A
Streptomycin
B
Nystatin
C
Penicillin
D
Tetracycline
There are 21 questions to complete.
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Vishal Arora

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