Biotechnology UPSC Questions

Biology

Biotechnology MCQ Questions


1.
Who is credited with founding the discipline of biotechnology along with Stanley Cohen?
A.
Louis Pasteur
B.
Alexander Fleming
C.
Herbert Boyer
D.
Gregor Mendel
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ANSWER :
C. Herbert Boyer
2.
Consider the following statements: DNA Barcoding can be a tool to:
1. assess the age of a plant or animal.
2. Distinguish among species that look alike.
3. Identify undesirable animal or plant materials in processed foods.
Which of the statements given above is/are correct?
UPSC - 2022
A.
1 only
B.
3 only
C.
1 and 2
D.
2 and 3
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ANSWER :
D. 2 and 3
3.
What are the two core techniques that enabled the birth of modern biotechnology?
A.
Genetic engineering and tissue culture
B.
Genetic engineering and bioprocess engineering
C.
Bioprocess engineering and molecular biology
D.
Tissue culture and microbiology
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ANSWER :
B. Genetic engineering and bioprocess engineering
4.
Which one of the following statements is not correct?
UPSC - 2019
A.
Hepatitis B virus is transmitted much like HIV.
B.
Hepatitis B, unlike Hepatitis C, does not have a vaccine.
C.
Globally, the number of people infected with Hepatitis B and C viruses are several times more than those infected with HIV.
D.
Some of those infected with Hepatitis B and C viruses do not show the symptoms for many years.
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ANSWER :
B. Hepatitis B, unlike Hepatitis C, does not have a vaccine.
5.
What is the role of restriction enzymes in recombinant DNA technology?
A.
Amplify DNA
B.
Cut DNA at specific sites
C.
Join DNA fragments
D.
Transform cells
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ANSWER :
B. Cut DNA at specific sites
6.
Which of the following acts as a vector in recombinant DNA technology?
A.
Ligase
B.
Plasmid
C.
Polymerase
D.
Ethidium bromide
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ANSWER :
B. Plasmid