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Hormone involved in phototropism is
Options
(a) kinetin
(b) IAA
(c) gibberellins
(d) 2,4-D
Correct Answer:
IAA
Explanation:
Phototropism is the bending response of shoots towards the source of light. It is promoted by the growth hormone auxin (indole acetic acid) which is present at the shoot apex.
Related Questions: - In which one of the following processes CO2 is not released?
- Passage cells helps in
- Which of the following represents the edible part of the fruit of litchi
- DNA synthesis can be specifically measured by estimating the incorporation
- On germination a moss spore produces
Topics: Plant Growth and Development
(126)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- In which one of the following processes CO2 is not released?
- Passage cells helps in
- Which of the following represents the edible part of the fruit of litchi
- DNA synthesis can be specifically measured by estimating the incorporation
- On germination a moss spore produces
Topics: Plant Growth and Development (126)
Subject: Biology (4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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