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Tissue Culture

Which of the ...

Question

Which of the following factors control cell division and growth in plants?

A

Auxins and cytokinins

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B

Auxins and, ethylene

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C

Auxins and abscisic acid

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D

Auxins and florigin

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Solution

The correct option is A
Auxins and cytokinins

Cell division and growth is controlled by plant growth regulators -Auxins and Cytokinins.

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Similar questions

Q. Pick up the correct statements.
(A) Cytokinins promote cell division.
(B) Auxins promote growth.
(C) Abscisic acid promotes growth.
(D) Gibberellins inhibit growth.

Q. State whether the following statements are true or false.
Plant growth is stimulated by the presence of auxins, ethylene, and abscisic acid.

Q. Match the columns and select the correct option.

	Hormones		Functions
A.	Cytokinin	I.	Senescence
B.	Ethylene	II.	Abscission
C.	Abscisic acid	III.	Cell growth
D.	Auxin	IV.	Shoot and root formation

Q. Which of the following statements are correct?
a. Cytokinins suppress the synthesis of chlorophyll.
b. Auxins control apical dominance.
c. Gibberellins promote shoot elongation.
d. Abscisic acid enables the seeds to withstand desiccation.

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

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