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Q. No.A few normal seedling of tomato were kept in a dark room. After few days they were found to have become white- coloured like albions, Which of the following terms will you use to describe them ?
1. Mutated
2. Embolised
3. Etiolated
4. Defoliated
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich one of the following growth regulators is known as stress hormone ?
1. Abscissic acid
2. Ethylene
3. GA3
4. Indole acetic acid
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyDuring seed germination its stored food is mobilized by
1. Cytokinin
2. ABA
3. Gibberellin
4. Ethylene
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPhototropic curvature is the result of uneven distribution of
1. gibberellin
2. phytochrome
3. cytokinins
4. auxin
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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 & BiologyCoiling of garden pea tendrils around any support is an example of
1. thigmotaxis
2. thigmonasty
3. thigmotropism
4. thermotaxis
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyOne of the synthetic auxin is
1. NAA
2. IAA
3. GA
4. IBA
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich one of the following acids is a derivative of carotenoids?
1. Indole-butyric acid
2. Indole-3-acetic acid
3. Gibberellic acid
4. Abscisic acid`
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology1. vessels and tracheid differentiation
2. leaf abscission
3. annual plants
4. floral parts.
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe opening of floral buds into flowers is a type of:
1. autonomic movement of locomotion
2. autonomic movement of variation
3. paratonic movement of growth
4. autonomic movement of growth
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