First slide

Plant Growth Regulators

Question

Which of the following are described as growth promoting phytohormones?
a. ABA
b. IAA
c. GA₃
d. IBA

Easy

A

a, b, c
B

a, c, d
C

a, b, d
D

b, c, d

Solution

GA₃, IAA and IBA are growth-promoting phytohormones.
ABA is growth-inhibiting phytohormone.

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