First slide

Plant Growth Regulators

Question

Identify the auxins extensively used in agricultural and horticultural practices.
i- IAA
ii- IBA
iii- NAA
iv- 2,4-D

Moderate

A

i and ii only
B

iii and iv only
C

i, ii and iii only
D

i, ii, iii and iv

Solution

All the natural ( IAA and IBA) and synthetic auxins (NAA and 2,4-D ) have been used extensively in agricultural and horticultural practices.

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