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Questions and Answers
What do plant hormones control?
What do plant hormones control?
- Only reproductive development in plants
- Only embryogenesis in plants
- All aspects of plant growth and development (correct)
- Only stress tolerance in plants
Who coined the term 'phytohormone'?
Who coined the term 'phytohormone'?
- Linnaeus and Lamarck
- Darwin and Mendel
- Went and Thimann (correct)
- Watson and Crick
What is the origin of the word 'hormone'?
What is the origin of the word 'hormone'?
- Latin
- French
- Greek (correct)
- English
Where are plant hormones produced?
Where are plant hormones produced?
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What are manmade compounds used to regulate the growth of cultivated plants called?
What are manmade compounds used to regulate the growth of cultivated plants called?
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Study Notes
Plant Hormones
- Plant hormones control growth, differentiation, and development of plants.
- The term 'phytohormone' was coined by F.W. Went.
Origin of Hormone
- The word 'hormone' originates from the Greek word 'hormaein', meaning 'to excite' or 'to stimulate'.
Production of Plant Hormones
- Plant hormones are produced in small amounts in various parts of the plant, such as leaves, roots, stems, and flowers.
Manmade Compounds
- Manmade compounds used to regulate the growth of cultivated plants are called plant growth regulators (PGRs).
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