| ⇦ | 
| ⇨ |
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: - How many plants in the list given below have marginal placentation
- Which of the following type of plastids does not contain stored food material
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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
- How many plants in the list given below have marginal placentation
- Which of the following type of plastids does not contain stored food material
- The term ecosystem was first coined by
- Which of the following gastric cells indirectly help in erythropoiesis
- Smallest bacterium is
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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