Which of the following hormones primarily helps in cell division?

Gibberellin

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Cytokinin

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Abscisic acid

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Ethylene

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Solution

The correct option is B Cytokinin
Cytokinins, gibberellins, abscisic acid and ethylene are plant growth hormones that help in plant growth development.

S.No. Plant growth hormone Functions

1. Cytokinin Helps in cytokinesis that is the division of the cytoplasm of a parent cell into 2 daughter cells.

2. Gibberellin Promotes elongation of stem and seed germination.

3. Abscisic acid Inhibits the development and maturation of seed.

4. Ethylene Promotes senescence and abscission of plant organs especially of leaves and flowers.

Suggest Corrections

S.No.	Plant growth hormone	Functions
1.	Cytokinin	Helps in cytokinesis that is the division of the cytoplasm of a parent cell into 2 daughter cells.
2.	Gibberellin	Promotes elongation of stem and seed germination.
3.	Abscisic acid	Inhibits the development and maturation of seed.
4.	Ethylene	Promotes senescence and abscission of plant organs especially of leaves and flowers.

Hormones	Function
1.Ethylene	i. Helps in cell division.
2.Gibberellin	ii. Induces dormancy in buds and seeds
3.Cytokinin	iii. Helps in the ripening of fruit
4.Abscisic acid	iv. Causes bolting in plants