Which of the following hormones is common in both the categories of plant promotor and plant inhibitor?
1.GA
2.ABA
3.Auxin
4.Ethylene
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following is wrong?
1.ABA is Growth inhibiting regulator
2.Ethylene could fit either of the groups, inhibitors and activators.
3.Auxins, GA and Cytokinins are plant promoters
4.Ethylene is largely a promotor of growth activities
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe Discovery of PGRs
1.Four discovery were accidental one was with a planned experiment
2.Three discovery were accidental Two were with a planned experiment
3.Two discovery were accidental Three were with a planned experiment
4..All five we're accidental
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyPhototropism is firstly studied by
1.Charles Darwin and his son Francis Darwin
2.Charles Darwin and his friend Francis Darwin
3.Charles Darwin and his brother Francis Darwin
4.Charles Darwin and his colleague Francis Darwin
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology……...is the site of transmittable influence that caused the bending of the entire……..
1.Coleorrhiza
2.Coleoptile
3.Auxin
4.Scutellum
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyAuxin was isolated by
1.F. W. Went
2.Charles Darwin
3.Francis Darwin
4.F. Skoog
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyFind the wrong match.
1.F. W. Went - Oat seedlings
2.Charles Darwin - Canary Grass
3.Francis Darwin - Canary Grass
4.E. Kurosawa- Orange
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThis picture suggests that
1.Tip of the coleorrhiza is the source of Auxin
2.Tip of coleoptile is the source of Auxin
3.Base of coleoptile is the source of Auxin
4.Base of coleorrhiza is the source of Auxin
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyHere arrows indicate
1.Source of Auxin
2.Direction of bending
3.Direction of light
4.Direction of cap removal
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyFoolish Seedling-
Find the odd one.
1.Bakane
2.Disease of Rice seedlings
3.Caused by viral pathogen
4.Gibberella fujikuroi
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & Biology