A) autonomic movement of locomotion
B) autonomic movement of variation
C) paratonic movement of growth
D) autonomic movement of growth
Correct Answer: D
Solution :
Opening of floral buds into flower is a type of autonomic movement of growth (nastic movement). This is non-directional movement in which the response is determined by the structure of the responsive organ and not to the direction of stimulus. Greater growth on one side causes the organ to bend to the opposite side.
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