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Question : Morphactins are
A. synthetic auxins
B. synthetic growth regulators
C. synthetic gibberellins
D. none of these
Question : ABA contains
A. one asymmetric carbon atom
B. one asymmetric and two symmetric carbon atoms
C. one symmetric and two asymmetric carbon atoms
D. one symmetric carbon atom
Question : Abscisic acid treatment results in
A. stem elongation
B. root elongation
C. leaf expansion
D. stomatal closure
Question : Presence of this in the seed is linked with dormancy
A. ethylene
B. starch
C. gibberellic acid
D. abscisic acid
Question : Abscission zone can be induced for formation by
A. auxins
B. gibberellins
C. cytokinins
D. abscisic acid
Question : Abscisic acid regulates
A. cell division
B. cell elongation and cell wall formation
C. shoot elongation
D. leaf fall and dormancy
Question : This is a naturally occurring growth inhibitor
A. ABA
B. NAA
C. IAA
D. GA
Question : This is a plant hormone
A. acetylene
B. formalin
C. dormin
D. all of these
Question : This is wound hormone (a) phyllocaline (b) auxin (c) hormone only (d) necrohormone
A. phyllocaline
B. auxin
C. hormone only
D. necrohormone
Question : Dormin is a
A. abscisic acid
B. growth promoter
C. auxin
D. none of these