Science, asked by tanu157785, 3 months ago

sci project part 2 10th standard

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Answered by Anonymous

1

Answer:

Explanation:

Plant Growth Regulators or plant hormones are chemical substances that varyingly affects the growth of tissue, organs and plant cells. They act as a communicator. There are five plant growth regulators: auxins, gibberellins, cytokinins, abscisic acid (ABA) and ethylene that are important for plants growth and developments.

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