Indole acetic acid is a: - Vidyadip

MCQ

Indole acetic acid is a:

A
Chemical found in the retina of nocturnal animals
B
Pesticide
C
Good fertilizer
D
Naturally occurring auxin

✓

Answer

Naturally occurring auxin

Explanation:

Indole-3-acetic acid (IAA) is the most common, naturally occurring, plant hormone of the AUXIN class.It is the best known of the auxins,and has been the subject of extensive studies by plant physiologists.IAA is a derivative of indole, containing a carboxymethyl substituent.

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