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Class 11 Biology Practice Test: Plant Growth and Development - Growth Regulators in Plants
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Class 11 Biology Practice Test: Plant Growth and Development - Growth Regulators in Plants
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20 Questions

1. Which of the following hormone promotes bolting?
2. Foolish seeding disease of rice led to discovery of Cytokinins.
3. The hormone responsible for femaleness in cucumbers is ________
4. Foolish seeding disease of rice led to discovery of Cytokinins.
5. This set of Botany Multiple Choice Questions and Answers focuses on “Growth Regulators in Plants – 2”.
1. Which of the following is a gaseous hormone?"
6. The concentration of auxin is highest in _______
7. Which of the following hormone promotes bolting?
8. Movement of auxin is centripetal.
9. The hormone responsible for speeding up of malting process in brewing industry is ________
10. Richmond Lang effect is linked to ________
11. The concentration of auxin is highest in _______
12. Which of the following hormone is a stress hormone?
13. The role of PGRs is a kind of intrinsic control.
14. The hormone responsible for femaleness in cucumbers is ________
15. The role of PGRs is a kind of intrinsic control.
16. Movement of auxin is centripetal.
17. Which of the following hormone is used to induce morphogenesis in plant tissue culture?
18. The hormone antagonistic to ABA is_______
19. Who isolated the hormone auxin?
20. The hormone responsible for speeding up of malting process in brewing industry is ________

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