MCQ on Plant Hormones (Plant Physiology MCQ-03)


solved mcq on phytohormones

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Welcome to Plant Physiology MCQ 03

Plant Physiology Quiz on Plant Hormones

This question set on Plant Physiology MCQ-03: Plant Hormones / Phytohormones consists of 15 questions in MCQ format. Please select the correct answer and at the end of the test, you have to click on 'SUBMIT' button to see your Score and the Correct Answers. 

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1. Gibberellic acid stimulates seed germination in monocots by the activation of digestive enzymes by acting on:
2. The factor responsible for the formation of early embryonic axis during early developmental pathway of plants is:
3. Agrobacterium tumefaciens causes crown gall diseases in dicot plants. Which phytohormone genes are present on T‐DNA?
4. Abscisic acid can be degraded by:
5. Among the following which is NOT involved in the plant defence signaling pathway?
6. Among the following which hormone can induce flowering in short day plants grown under long duration of light?
7. Parthenocarpic tomato fruits can be produced by:
8. In tissue culture experiment to initiated shoots from the undifferentiated mass of cell the medium must contain:
9. For the flower induction, the vernalization signal in plants is perceived mainly by:
10. Which one of the following is NOT a plant hormone?
11. Aspirin delays senescence in cut parts of the plant and keeps flower fresh for longer time. The effect of aspirin is
12. How does pruning help in making the hedge dense?
13. Treatment of seed at low temperature under moist conditions to break its dormancy is called:
14. The “Foolish Seedling” disease of rice led to the discovery of:
15. A tryptophan auxotroph in corn showed 50 times more accumulation of IAA than the normal. The probable explanation for this is:

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Biology / Life Sciences MCQ: Plant Physiology MCQ-02 Plant Hormones / Phytohormones: Auxin, Cytokinin, Gibberellin, Abscissic Acid Etc.: Plant Physiology Multiple Choice Questions (Quiz) with answer Key for the Preparation of Competitive Examinations in Biology / Life Sciences such as CSIR JRF NET Life Science Examination, ICMR JRF Entrance Exam, DBT BET JRF Exam, GATE (XL) Life Science Exam, GATE (BT) Biotechnology Exam, ICAR JRF Exam, University PG Entrance Exam, JAM Exam, GS Biology Exam, GRE, Medical Entrance Examination, NEET Exam etc. Other resources from Easybiologyclass: | Lecture Notes | Video Tutorials | PPTs | Question Paper Bank | Biology MCQs  | Mock Tests | Difference between… | Practical Aids for your preparation  |


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