50. Read the given statements and select the correct option.(i) Darwin and Darwin (1880) found that sensationof unilateral illumination was perceived by thecoleoptile tip of canary grass.(i) IAA is universal natural auxin, discovered by Koglet al.(iii) IBA is both natural and synthetic auxin.(iv) Auxins promote the growth of lateral shoots.(a) Statements (i) and (ii) are correct.(b) Statements (ii) and (iii) are correct.(c) Statements (i), (ii) and (iii) are correct.(d) Statements (i), (ii), (iii) and (iv) are correct.

The growth hormones of plant is categorized into five categories i.e. auxins, cytokinins,…

Darwin and Darwin (1880) found that nsation of unilateral illumination was perceived by the coleoptile tip of canary grass. IAA is universal natural auxin, discovered by Kogl et al. IBA is both natural and synthetic auxin. Auxins promote the growth of lateral shoots.

Darwin and Darwin (1880) found that nsation of unilateral illumination was perceived by the coleoptile tip of canary grass. IAA is universal natural auxin, discovered by Kogl et al. IBA is both natural and synthetic auxin. Auxins promote the growth of lateral shoots.

Biology: The Dynamic Science (MindTap Course List)

4th Edition

ISBN:9781305389892

Author:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Publisher:Peter J. Russell, Paul E. Hertz, Beverly McMillan

Chapter37: Plant Signals And Responses To The Environment

Section: Chapter Questions

Problem 2ITD

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Question

50. Read the given statements and select the correct option.
(i) Darwin and Darwin (1880) found that sensation
of unilateral illumination was perceived by the
coleoptile tip of canary grass.
(i) IAA is universal natural auxin, discovered by Kogl
et al.
(iii) IBA is both natural and synthetic auxin.
(iv) Auxins promote the growth of lateral shoots.
(a) Statements (i) and (ii) are correct.
(b) Statements (ii) and (iii) are correct.
(c) Statements (i), (ii) and (iii) are correct.
(d) Statements (i), (ii), (iii) and (iv) are correct.

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