Question

growth promoting substance in plant is ?
(a) F.A.D
(b) Chlorophyll a
(c) ABA
(d) I.A.A

Answer 1

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~* THE ANSWER OF YOUR QUESTION IS..*~

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GROWTH PROMOTING HORMONE IN PLANTS IS
OPTION ( D ) INDOLE ACITIC ACID


HOPE IT WILL HELP YOU

Answer 2

hey User !!!!

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here's your answer..

opption no.d is correct ...

(d) I.A.A ( Indole Acetic Acid ) ✔
because
This is a type of Auxin hormone in plant .This hormone helps in growth of the plant.

Chemical formula ::: C10 H9 NO2

and

others are like chlorophyll a is a green pligaments and which helps in making food ; FAD is an enzyme ; and ABA is a hormone which helps in development not in growth....

I hope now it's clear to you

n

I
hope this helps you..