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Which plant h...

Question

Which plant hormone is involved in Richmond Lang effect?

A

IAA.

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B

Cytokinin.

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C

Ethylene.

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D

GA.

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Solution

The correct option is B Cytokinin.
Cytokinins produce the Richmond Lang effect, it retards the aging process of plant parts keeping them productive.It delays leaf senescence.

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Q. Which plant hormone is involved in the Richmond Lang effect?

Q. Which plant hormone causes Richmond-Lang effect?

Q. Match the columns and choose the correct combination.

	I		II
(a)	Cytokinin	(p)	Stress hormone
(b)	Auxins	(q)	Ripening of fruits
(c)	Abscisic acid	(r)	Apical dominance
(d)	Ethylene	(s)	Bolting
		(t)	Richmond-Lang Effect

Q. Match the entries in Column - I with those of Column - II and choose the correct answer:

	Column - I		Column - II
(A)	Cytokinins	(P)	Stress hormone
(B)	Auxins	(Q)	Ripening of fruits
(C)	Abscisic acid	(R)	Apical dominance
(D)	Ethylene	(S)	Bolting
		(T)	Richmond Lang effect

Ethylene is the plant hormone found in the form of gas.

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