NEET 2007 Biology question

Opening of floral buds into flowers, is type of:

(1)Autonomic movement of growthCorrect
(2)Autonomic movement of locomotion
(3)Autonomic movement of variation
(4)Paratonic movement of growth.

Answer: (1)

Solution

Plant movements are of two kinds: autonomic (spontaneous, due to internal causes) and paratonic (induced by external stimuli). Growth movements are curvature movements brought about by unequal growth of an organ. The opening of floral buds into flowers is due to epinasty, i.e. faster growth of the inner (upper)

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-089774