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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: - Synovial joint is
- Which of the following surrounds the vacuole?
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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
- Synovial joint is
- Which of the following surrounds the vacuole?
- Both, hydrarch and xerarch successions lead to:
- An element playing important role in nitrogen fixation is:
- A person is exclusively feeding on meat, egg and milk. He is likely to suffer from
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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