An Overview of Recombinant DNA Technology — Practice Quiz
CBSE · Class 12 · Biotechnology
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What is recombinant DNA technology also called?
What is the main aim of gene cloning in recombinant DNA technology?
Which scientist coined the term Biotechnology in 1917?
Which discovery in 1944 proved that DNA is the genetic material?
Sample Questions
Which scientists discovered plasmids in 1952?
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Joshua Lederberg
Joshua Lederberg discovered plasmids in 1952.
Which structure of DNA was proposed in 1953?
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Double helical structure of DNA
Watson and Crick proposed the double helical structure of DNA in 1953.
Which enzyme acts as scissors to cut molecules of DNA?
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Restriction enzyme
Restriction enzymes act as scissors to cut molecules of DNA.
Which enzyme joins two DNA fragments?
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Ligase
Ligase is the enzyme that joins two DNA fragments.
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Sources & Official References
- NCERT Official — ncert.nic.in
- CBSE Academic — cbseacademic.nic.in
- CBSE Official — cbse.gov.in
- National Education Policy 2020 — education.gov.in
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