Photoperiodism was first characterized in:
Correct answer: A. Tobacco
- A. Tobacco
- B. Potato
- C. Tomato
- D. Cotton
Explanation
Garner & Allard (1920s) studied flowering response to day length.
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About Forms and Functions of Plants
Plant nutrition and transport cover mineral uptake, photosynthesis, xylem movement of water and minerals, and phloem translocation of sugars. Plant growth regulators include auxins, gibberellins, cytokinins, abscisic acid and ethene, whose effects on cell division, elongation, dormancy, fruit ripening and tropic responses should not be confused with mineral nutrition.
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