5 Questions
Which hormone is responsible for the elongation of shoots and roots, gravitropism, and phototropism?
Auxins
Which hormone promotes the sprouting of lateral buds?
Cytokinins
Which hormone is responsible for the germination of seeds and sprouting of buds, elongation of stems, stimulation of flowering, and development of fruit?
Gibberellins
Which hormone is responsible for the closing of stomata and seed dormancy?
Abscisic acid
Which hormone is responsible for the ripening of fruit?
Ethylene
Study Notes
Plant Hormones and Their Functions
- Auxin is responsible for the elongation of shoots and roots, gravitropism, and phototropism.
- Cytokinin promotes the sprouting of lateral buds.
Gibberellin Functions
- Gibberellin is responsible for the germination of seeds and sprouting of buds, elongation of stems, stimulation of flowering, and development of fruit.
Abscisic Acid Functions
- Abscisic acid is responsible for the closing of stomata and seed dormancy.
Ethylene Functions
- Ethylene is responsible for the ripening of fruit.
Test your knowledge on plant hormones and their role in plant growth and development. Learn about the different types of plant hormones, their functions, and how they interact with specific proteins and cellular processes.
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