Which synthetic growth regulator is used to promote synchronised flowering in Pine-apple

Indole butyric acid

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Phenyl mercuric acetate

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Benzyl aminopurine

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2-Chloroethyl phosphonic acid

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Solution

The correct option is B 2-Chloroethyl phosphonic acid
A 2-chloroethyl phosphoric acid is a synthetic ethylene, a plant hormone. It acts as the growth regulator. It is commonly used to promote flowering in pineapple and produce synchronizedfruit set.
Thus, the correct answer is option D.

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Q. Which one of the following synthetic growth regulators is used to promote synchronized flowering in pineapple?

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Question 30.01:

Auxins are growth hormones capable of promoting cell elongation. They have been used in horticulture to promote growth, flowering and rooting. Write a line to explain the meaning of the following terms related to auxins.
Auxins precursors

Anti-auxins

Synthetic auxins

Which of the following plant growth regulators (PGRs) promote root initiation, flowering, and induced parthenocarpy?

A synthetic plant growth regulator which induces bolting in certain plants is

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Which synthetic growth regulator is used to promote synchronised flowering in Pine-apple

The correct option is B 2-Chloroethyl phosphonic acidA 2-chloroethyl phosphoric acid is a synthetic ethylene, a plant hormone. It acts as the growth regulator. It is commonly used to promote flowering in pineapple and produce synchronizedfruit set. Thus, the correct answer is option D.

The correct option is B 2-Chloroethyl phosphonic acid
A 2-chloroethyl phosphoric acid is a synthetic ethylene, a plant hormone. It acts as the growth regulator. It is commonly used to promote flowering in pineapple and produce synchronizedfruit set.
Thus, the correct answer is option D.