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Class 12 Biology Practice Test: Biotechnology and its Applications - Pest Resistant Plants
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Avg score: 82% • Most missed: “Sense and antisense RNA are _______ to each other.”
Class 12 Biology Practice Test: Biotechnology and its Applications - Pest Resistant Plants
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23 Questions

1. Which agriculturally important bacterial gene is isolated from Rhizobium?
2. Which nematode infects the roots of tobacco plants?
3. Sense and antisense RNA forms _____
4. Sense and antisense RNA are _______ to each other.
5. A desirable change in the genotype of an organism is obtained by _______
6. Natural genetic engineer is ________
7. In RNAi, the DNA is introduced into a host plant in such a way that it produces both ________
8. Which one is the method of cellular defense in animals and plants?
9. _______ prevents the translation of the mRNA.
10. Transgenic plants carry desirable traits like _______
11. The transgenic plant ‘Flavr savr’ tomato carries an artificial gene for ______
12. RNAi stands for ______
13. _________ is mobile genetic elements.
14. Delay in the ripening of tomato is due to_____
15. Two bacteria found to be very useful in genetic engineering experiments are _______
16. Strains of Bacillus thuringiensis are being used for designing ______
17. Flavr savr variety of tomato is the improved variety developed through ________
18. Formation of _______ initiates RNAi process.
19. ______ vectors are used for the introduction of nematode specific genes in the host.
20. The transgenic tomato variety with an improved shelf life is ______
21. RNAi takes place in all prokaryotic organisms.
22. A method involving silencing of specific mRNA due to the binding of complementary dsRNA is called ________
23. Insect pest resistance Bt-cotton plant was developed using ________

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