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Plant Growth and Development
Plant Growth Regulators – Ethylene
4 questions from 3 papers, each with its answer.
- questions
- 4
- papers
- 3
- years asked, 2017–2026
- 2 of 10
- of Plant Growth and Development
- 4.71%
Appears in
Concepts tested
- ethylene and female flowers
- Ethylene as ripening hormone
- ethylene in deep water rice
- uses of ethylene
All Questions
2023 1 question
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Which hormone promotes internode/petiole elongation in deep water rice?
Ethylene promotes rapid internode/petiole elongation in deep water rice.
Ethylene promotes rapid internode/petiole elongation in deep water rice plants.
2022 2 questions
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Production of Cucumber has increased manifold in recent years. Application of which of the following phytohormones has resulted in this increased yield as the hormone is known to produce female flowers in the plants:
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The gaseous plant growth regulator is used in plants to:
2000 AIPMT 1 question
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Which hormone is responsible for fruit ripening :Ethylene is a gaseous plant hormone. It increases respiration (climacteric rise) and promotes ripening of fruits such as banana, mango and tomato.
Ethephon, which releases ethylene, is used commercially to ripen fruits.
So ethylene is responsible for fruit ripening.