Mineral Nutrition In Plants Question 144
Question: Function of zinc is [MP PMT 1992]
Options:
A) Synthesis of chlorophyll
B) Biosynthesis of 3 IAA
C) Closing of stomata
D) Oxidation of carbohydrate
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Answer:
Correct Answer: B
Solution:
It is required for the synthesis of tryptophan which is a precursor of indole acetic acid-an auxin.