Question

‘Tropism is directional whereas nastic movement is non-directional’. Justify this statement.

Answer 1

Answer:

Tropism is directional whereas nastic movement is non - directional'. ... The movement of the organism in response to a stimulus is not in particular direction. For example, the closing of the leaves of the seisomasty plant called as mimosa pudica or Touch Me Not plant is a non-directional process.