Q. 725.0( 1 Vote )
(a) Stimulus A could be water as roots show the positive hydrotropism.
(b) Stimulus B could be gravity as roots show the positive geotropism.
(c) Stimulus C could be light as roots show the negative phototropism.
(d) The two stimuli could be B (gravity) and C (light).
Rate this question :
How does phototroLakhmir Singh & Manjit Kaur- Biology