Which of the following is the first growth hormine to be discovered in plants?

Cytokinins

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Gibberellins

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Insulin

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Auxin

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Solution

The correct option is D
Auxin

Auxin is the first growth hormone to be discovered in plants. The name 'auxin' was coined by F.W. Went in 1928. The name was derived from the Greek word 'auxein' which means 'to grow'.

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Similar questions

Question 12
Which of the following is not associated with growth of plants?

(a) Auxin
(b) Gibberellins
(c) Cytokinins
(d) Abscisic acid

Question 12
Which of the following is not associated with growth of plants?

(a) Auxin
(b) Gibberellins
(c) Cytokinins
(d) Abscisic acid

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