Through their effect on plant growth regulators, what do the temperature and light control in the plants?
1. Flowering
2. Closure of stomata
3. Fruit elongation
4. Apical dominance
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPhotoperiodism was first characterized in:
1. tobacco
2. potato
3. tomato
4. cotton
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. Lemma
2. tobacco
3. cotton
4. Petunia
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe wavelength of light absorbed by Pr form of phytochrome is:
1. 640 nm
2. 680 nm
3. 720 nm
4. 620 nm
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology