Which of the following hormone inhibits the growth of lateral buds and promotes the growth of terminal buds?

Abscisic acid

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Gibberellin

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Auxin

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Ethylene

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Solution

The correct option is C
Auxin

Auxins are plant hormones. Auxin stimulates plant cells to elongate, and the apical meristem of a plant is one of the main areas that auxin is produced. It inhibits the growth of lateral buds and promotes the growth of terminal buds. Hence, increasing the length of the plant.

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Similar questions

Plant Hormone	Functions
1. Auxin	Helps in the growth of plant tissue.
2. Cytokinin	Promotes cell division, delays aging of cells.
3. Ethylene	Inhibits growth and causes wilting of leaves, promoting dormancy of buds.
4. Gibberellin	This is a gaseous hormone that causes the ripening of fruits

Assertion (A): Decapitation of shoot tip in plants induces the growth of their lateral buds

Reason (R): Accumulation of auxins in lateral buds causes inhibition of their growth

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