106 Plant Hormones

Front

What hormone should be given to a plant that is losing a lot of water due to heat?

Back

Abscisic acid helps to reduce water loss in plants by closing stomata.

Front

What are plant hormones?

Back

Plant hormones are chemical substances that regulate various aspects of plant growth and development.

Front

What is phototropism?

Back

Phototropism is the growth response of a plant towards light.

Front

Which hormone is known to promote seed germination?

Back

Gibberellin is the hormone that promotes seed germination.

Front

What role do cytokinins play in plants?

Back

Cytokinins stimulate cell division and lateral growth in plants.

Front

What is the function of auxins in plants?

Back

Auxins are hormones that promote elongation of plant cells and are involved in regulating growth responses.

Front

How do abscisic acid levels change in response to drought?

Back

Abscisic acid levels increase during drought conditions to help reduce water loss.

Front

What is the effect of gibberellins on fruit development?

Back

Gibberellins promote fruit development and can lead to larger fruit size.

Front

What is the primary function of ethylene in plants?

Back

Ethylene is a hormone that regulates fruit ripening and can influence flower and leaf senescence.

Front

How do cytokinins affect plant aging?

Back

Cytokinins can delay the aging process in plants by promoting cell division and growth.