What are plant hormones ?...

What are plant hormones ?

Text Solution

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The organic chemical substances produced in plants which control growth, development and responses in plants, are called plant hormones. The examples of plant hormones are : Auxins, Gibberellins, Cytokinins and Abscisic acid.

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What is a plant hormone? Name four plant hormones. State one function of each.

Which of the following is incorrect about plant hormones?

Knowledge Check

A plant hormone is

A

an icon that alters turgor pressure

B

a pigment that responds to environmental changes

C

an organic compound

D

a secondary metabolic compound

Plant hormones are

A

Growth regulators

B

Growth promoters

C

Growth inhibitors

D

None of above

Hypothetical plant hormones are

A

florigen

B

vernalin

C

florigen and vernalin

D

auxin

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Name the plant hormones responsible for the following elongation of cells

Name the plant hormones responsible for the following growth of stem

The natural plants hormones were first isolated from

The natural plant hormones were first isolated from

Which of the following is not a plant hormone?

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