Welcome to your Biotechnology and its Applications MCQs Mock Test of Class 12th Biology
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Q1. In normal adults, the enzyme which catalyses conversion of MHb into Hb is:
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Q2. The first clinical gene therapy was done for the treatment of
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Q3. All are biofuels except:
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Q4. Rules of conduct that may be used to regulate our activities in relation to the biological world is called
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Q5. Which of the following will be able to cope with greenhouse effect?
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Q6. The Ti plasmid used for producing transgenic plants is found in
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Q7. Which of the following elements is responsible for Minamata disease?
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Q8. a-1 antitrypsin as:
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Q9. Which among the following is based on antigen-antibody interaction?
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Q10. Which of the following is not a benefit of transgenic animals ?
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Q11. High value of BOD (Biochemical Oxygen Demand) indicates that :
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Q12. The site of production of ADA in the body is
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Q13. Which of the following is produced commercially using genetically engineered bacteria?
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Q14. Night blindness can be prevented by use of
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Q16. Photochemical smog is caused by a light-mediated reaction between
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Q17. C-peptide of human insulin is:
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Q18. A probe which is a molecule used to locate specific sequences in a mixture of DNA or RNA molecules could be:
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Q19. The Ti plasmid used for producing transgenic plants is found in
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Q20. Bt cotton is not:
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Q21. In RNAi, genes are silenced using
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Q23. Large-scale disposal of solid waste in low areas of the ground and then covering it with earth is called
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Q24. Choose the correct option regarding Retrovirus.
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Q25. Silencing of a gene could be achieved through the use of
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Q26. The trigger for activation of toxin of Bacillus thuringiensis is
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Q27. A gas produced by paddy fields and involved in global warming is
28.
Q28. The site of production of ADA in the body is:
29.
Q29. In RNAi, genes are silenced using
30.
Q30. Joint Forest Management Concept was introduced in India during
31.
Q31. Pathophysiology is the:
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Q32. Goldlen rice is yellow in colour due to the presence of 15.
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Q33. Which of the following does not cause desertification?
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Q34. The first clinical gene therapy was done for the treatment of:
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Q35. What causes the inactive form of Bt toxin i.e., protoxin to get converted into its active form in the body of an insect ?
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Q36.A lot of attention has been paid to the cultivation of Bt cotton. What does “Bt” mean?
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Q 37.Once released for cultivation, golden rice is a promising transgenic crop that helps in?
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Q 38.What has been designed with Bacillus thuringiensis strains (Bt)?
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Q 39.The broad-spectrum antibiotics chloramphenicol and erythromycin are produced by?
40.
Q 40.Transgenic animals are those that have?
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Q 41.What is a tumour-inducing plasmid widely used in producing transgenic plants ?
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Q 42. Which of the following statements is true?
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Q 43.The cultivation of Bt cotton has been much in the news. Bt stands for
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Q 44.A transgenic crop of the future, golden rice has which of the following improved traits?
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Q 45.Approximately how many varieties of rice are there in India?
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Q 46.What is the process by which crop plants are enriched with certain desirable nutrients?
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Q 47.Which of the following is a variety of Brassica that is resistant to white rust?
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Q 48.In 1990, the first clinical gene therapy was administered to a 4 years old girl with enzyme deficiency of?
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Q 49.Choose the correct statement(s) (1) IARI has released a mustard variety rich in vitamin C. (2) Pusa Sawani variety of Okra is resistant to aphids. (3) Hairiness of leaves provides resistance to insect pests. (4) Agriculture accounts for approximately 33% of India’s GDP and employs nearly 62% of the population.
50.
Q 50.What is a transgenic food crop that may solve the problem of night blindness in developing countries?
