Important Biotechnology Practice Questions 50

Biotechnology practice questions are important for UPSC, APPSC, TGPSC and other competitive exams. These questions cover genetic engineering, recombinant DNA technology, cloning, vaccines, bioinformatics and biotechnology applications for quick revision.

1. Who coined the term biotechnology?

Karl Ereky

Louis Pasteur

Alexander Fleming

James Watson

2. What is genetic engineering?

Manipulation of DNA

Study of genes

Cell division

Protein synthesis

3. What is recombinant DNA technology?

Combining DNA from different sources

Copying DNA

Cutting DNA

Sequencing DNA

4. Which enzyme cuts DNA?

Restriction enzymes

Ligase

Polymerase

Helicase

5. Which enzyme joins DNA fragments?

DNA ligase

Restriction enzyme

Polymerase

Helicase

6. What is Bt cotton?

GM cotton with Bt gene

Organic cotton

Hybrid cotton

Wild cotton

7. What does Bt stand for?

Bacillus thuringiensis

Bio technology

Bacillus toxin

Bio toxin

8. When was Bt cotton approved in India?

2002

1998

2005

2010

9. What pest does Bt cotton resist?

Bollworm

Aphids

Whitefly

All pests

10. What is Golden Rice?

Vitamin A enriched rice

Yellow colored rice

Gold containing rice

High yield rice

11. Which vitamin is enriched in Golden Rice?

Vitamin A

Vitamin C

Vitamin D

Vitamin B

12. What is CRISPR?

Gene editing technology

Cloning technique

DNA sequencing

Protein synthesis

13. What does CRISPR stand for?

Clustered Regularly Interspaced Short Palindromic Repeats

Cloned Repeated Interspaced Short Palindromic Repeats

Clustered Random Interspaced Short Palindromic Repeats

Corrective Repeated Interspaced Short Palindromic Repeats

14. What is the function of Cas9?

DNA cutting enzyme

DNA joining enzyme

RNA polymerase

Protein synthesis

15. What is cloning?

Producing identical copies

Gene editing

DNA sequencing

Protein production

16. Which was the first cloned mammal?

Dolly sheep

Polly sheep

Molly sheep

Dolly cow

17. When was Dolly cloned?

1996

1990

2000

1985

18. What is stem cell?

Cells that can differentiate

Mature cells

Dead cells

Cancer cells

19. What are embryonic stem cells?

Pluripotent cells

Unipotent cells

Multipotent cells

Totipotent cells

20. What is PCR?

Polymerase Chain Reaction

Protein Chain Reaction

Plasmid Chain Reaction

Polymer Chain Reaction

21. Who invented PCR?

Kary Mullis

James Watson

Francis Crick

Craig Venter

22. What is DNA fingerprinting?

Identifying individuals by DNA

Taking fingerprints

DNA sequencing

Gene therapy

23. Who developed DNA fingerprinting?

Alec Jeffreys

James Watson

Kary Mullis

Francis Crick

24. What is GM food?

Genetically modified food

Good manufacturing food

Green manure food

Genetically mutated food

25. Which is India’s regulatory body for GM crops?

GEAC

DBT

ICAR

FSSAI

26. What does GEAC stand for?

Genetic Engineering Appraisal Committee

Genetic Engineering Approval Committee

Genetically Engineered Approval Committee

Gene Editing Appraisal Committee

27. What is DBT?

Department of Biotechnology

Department of Biology and Technology

Directorate of Biotechnology

Division of Biotechnology

28. When was DBT established?

1986

1975

1990

2000

29. Where is DBT headquarters?

New Delhi

Bengaluru

Hyderabad

Pune

30. What is bioinformatics?

Biology + computer science

Study of biofuels

Study of biomolecules

Bioengineering

31. What is Human Genome Project?

Mapping human genome

Cloning humans

Gene therapy

DNA fingerprinting

32. When was Human Genome Project completed?

2003

1990

2000

2010

33. How many genes in human genome?

20,000-25,000

100,000

50,000

10,000

34. What is Bt brinjal?

GM brinjal

Organic brinjal

Hybrid brinjal

Wild brinjal

35. Is Bt brinjal approved in India?

No, moratorium

Yes

Under trial

Banned

36. What is gene therapy?

Treating disease by modifying genes

Studying genes

Cloning genes

Sequencing genes

37. What are GMOs?

Genetically Modified Organisms

Genetically Mutated Organisms

Genetically Modified Ores

General Modified Organisms

38. What is bioremediation?

Using organisms to clean pollution

Biological remediation

Bioengineering

Biomedicine

39. What are biopesticides?

Biological pest control

Chemical pesticides

Biofertilizers

GM crops

40. What is Bt toxin?

Protein from Bacillus thuringiensis

Chemical toxin

Viral toxin

Fungal toxin

41. What is transgenic organism?

Organism with foreign gene

Cloned organism

Mutant organism

Hybrid organism

42. What is insulin?

Blood sugar regulating hormone

Enzyme

Protein

Vitamin

43. How is human insulin produced?

Recombinant DNA technology

Extracted from animals

Chemical synthesis

Plant extraction

44. What is interferon?

Antiviral protein

Antibiotic

Vaccine

Hormone

45. What is monoclonal antibody?

Identical antibodies

Mixed antibodies

Polyclonal antibodies

Natural antibodies

46. What is Bt corn?

GM corn

Organic corn

Hybrid corn

Sweet corn

47. What is Flavr Savr tomato?

First GM tomato

Organic tomato

Hybrid tomato

Wild tomato

48. What is biosafety?

Prevention of biological risks

Bio security

Biotechnology safety

Both A and C

49. What is Cartagena Protocol?

Biosafety of GMOs

Climate change

Biodiversity

Biopiracy

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Biotechnology practice questions are important for UPSC, APPSC, TGPSC and other competitive exams. These questions cover genetic engineering, recombinant DNA technology, cloning, vaccines, bioinformatics and biotechnology applications for quick revision.

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