Which one of the following plant growth regulators facilitate adventitious rootformation?(A) Auxin(B) Zeatin(C) Dihydrozeatin(D) Kinetin
Question
Which one of the following plant growth regulators facilitate adventitious root formation?
- (A) Auxin
- (B) Zeatin
- (C) Dihydrozeatin
- (D) Kinetin
Solution
The plant growth regulator that facilitates adventitious root formation is (A) Auxin.
Here's a step-by-step explanation:
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Adventitious roots are roots that form from non-root tissues like stems or leaves. They are a type of root system that arises from any part of the plant other than the radicle or its branches.
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Plant growth regulators, also known as plant hormones, are chemicals that regulate plant growth and development.
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Among the options given, Auxin, Zeatin, Dihydrozeatin, and Kinetin, Auxin is the plant hormone that is known to facilitate the formation of adventitious roots.
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Auxin is involved in various aspects of plant growth and development, including cell elongation, apical dominance, and root initiation. It is specifically known to stimulate the formation of adventitious roots.
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Therefore, the answer is (A) Auxin.
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