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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: - The correct sequence of different phases of cell cycle is
- Vegetative propagation in mint occurs by:
- Which one of the following occurs in radioactive fall out and behaves like calcium
- Ballon like outergrowth of parenchyma, into the lumen of vessels is known as
- One of the chief functions of smooth endoplasmic reticulum is
Topics: Plant Growth and Development
(126)
Subject: Biology
(4253)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The correct sequence of different phases of cell cycle is
- Vegetative propagation in mint occurs by:
- Which one of the following occurs in radioactive fall out and behaves like calcium
- Ballon like outergrowth of parenchyma, into the lumen of vessels is known as
- One of the chief functions of smooth endoplasmic reticulum 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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