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13 Cards in this Set
- Front
- Back
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What stimulate growth and developement and are involved Photo and Gravitropism?
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Auxins
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Cytokinins
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What hormone affects root growth, promotes cell division, stimulates germination, and delays aging?
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Gibberellins
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What hormone promotes germination, controls fruit and leaf development, and affects root growth?
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Abscisic Acid (ABA)
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What hormone inhibits growth, closes the stomata, and maintain dormancy?
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Ethylene
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What hormone causes fruit to ripen and affects growth in varying ways?
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Plant Hormones
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What are hormones that control the activity of plants? Their are five main hormones: Ethylene, Abscisic Acid, Gibberellins, Cytokinins, and Auxins.
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Agricultural Uses Of Plant Hormones
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What are control of seed production, ripening, and natural pesticide.
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Gravitropism
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What is a response in a plants growth to gravity?
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Thigmotropism
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What are plant responses to touch?
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Tropism
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What is a directed response that causes a plant to grow towards or away from a stimulus?
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Biological Clocks
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What controls circadian rhythms?
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Circadian Rhythm
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What is an innate biological cycle of about 24 hours?
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Photoperiod
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What are the light patterns that control periods of dormancy?
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