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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.
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Topics: Plant Growth and Development
(126)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Axile placentation is present in
- Nerve fibre is different from the muscle fibre due to
- A pregnant female deliver a baby who suffes from stunted growth, mental retaradation
- For human, the bearable limit of noise is
- Which of the following fish was introduced in India by foreigners?
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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