Biotechnology: Principles and Processes Class 12 MCQs Questions with Answers

1. Name the drug used in cancer treatment produced by using biotechnology

2. Two microbes found to be very useful in genetic, engineering are:

3. Significance of ‘heat shock’ method in bacterial transformation is to facilitate:

4. Biolistics (gene gun) is suitable for

5. Hybridoma technology has been successfully used in

6. Transgenic plants are develop by:

7. Micro-organisms can be grown in the bioreactors by

8. Plasmid is a:

9. The DNA fragments produced by the use of restriction endonucleases can be separated by

10. Who discovered Restricted endonucleas enzymes?

11. Restriction’ in Restriction enzyme refers to :

12. In an experiment, recombinant DNA bearing ampicillin-resistance gene is transferred into E.coli cells. The host cells are then cultured on a medium containing ampicillin. The result will be

13. Important objective of biotechnology in agriculture section is

14. The DNA polymerase enzyme used in PCR is obtained from

15. Which of the following steps are catalysed by Taq polymerase in a PCR reaction?

16. Golden rice is a promising transgenic crop. When released for cultivation, it will help in :

17. the ecor-1 enzyme is obtained from

18. Gene was synthesized in vitro by

19. The DNA polymerase enzyme used in PCR is obtained from

20. Viral genome incroporatcd into host DNA is called: