Biotechnology & its Applications: NEET Biology Previous Year Questions

25 previous year questions from Biotechnology & its Applications. Here are the 25 most important ones; open any question for the correct answer and a full step-by-step solution.

1. 1.Now a days it is possible to detect the mutated gene causing cancer by allowing radioactive probe to hybridise its complimentary DNA in a clone of cells, followed by its…
2. 2.Genetic engineering has been successfully used for producing
3. 3.Which of the following Bt crops is being grown in India by the farmers?
4. 4.Bacillus thuringiensis forms protein crystals which contain insecticidal protein. This protein
5. 5.Which one of the following is used as vector for cloning genes into higher organisms?
6. 6.In Bt cotton the Bt toxin present in plant tissue as pro-toxin is converted into active toxin due to
7. 7.Which part of the tobacco plant is infected by Meloidogyne incognita?
8. 8.Some of the characteristics of Bt cotton are
9. 9.The crops engineered for glyphosate are resistant/tolerant to
10. 10.The process of RNA interference has been used in the development of plants resistant to
11. 11.Read the following four statements (A to D) about certain mistakes in two of them. (A) The first transgenic buffalo, Rosie produced milk which was human alpha-lactalbumin…
12. 12.Bt cotton variety that was developed by the introduction of toxin gene of Bacillus thuringiensis $\text{(}\text{Bt}\text{)}$ is resistant to
13. 13.Which body of the Government of India regulates GM research and safety of introducing GM organism for public services?
14. 14.Which of the following statements is not correct?
15. 15.Silencing of mRNA has been used in producing transgenic plants resistant to
16. 16.The two polypeptides of human insulin are linked together by:
17. 17.Which of the following is not an application of PCR (Polymerase Chain Reaction)?
18. 18.Which one of the following techniques does not serve the purpose of early diagnosis of a disease for its early treatment?
19. 19.The introduction of t-DNA into plants involves
20. 20.The first human hormone produced by recombinant DNA technology is
21. 21.Tobacco plants resistant to a nematode have been developed by the introduction of DNA that produced (in the host cells)
22. 22.DNA or RNA segment tagged with a radioactive molecule is called
23. 23.When gene targeting involving gene amplification is attempted in an individual's tissue to treat disease, it is known as:
24. 24.The adenosine deaminase deficiency results into:
25. 25.The colonies of recombinant bacteria appear white in contrast to blue colonies of non-recombinant bacteria because of