Identify the stimulus in the following movements:(i) Phototropism (ii)

1.	Identify the stimulus in the following movements:(i) Phototropism (ii) Geotropism (iii) Chemotropism
Answer» (i) ‘Photo’ means light so, in phototropism light acts as the stimulus. (ii) ‘Geo’ means earth or gravity so, in geotropism earth or gravity acts as the stimulus. (iii) ‘Chemo’ means chemicals so, in chemotropism chemicals acts as the stimulus.

Identify the stimulus in the following movements:(i) Phototropism (ii) Geotropism (iii) Chemotropism

Answer»

(i) ‘Photo’ means light so, in phototropism light acts as the stimulus.

(ii) ‘Geo’ means earth or gravity so, in geotropism earth or gravity acts as the stimulus.

(iii) ‘Chemo’ means chemicals so, in chemotropism chemicals acts as the stimulus.