Roots are positively geotropic and positively phototropic.
Stems are :
(a) positively geotropic and negatively phototropic
(b) positively geotropic and positively phototropic
(c) negatively geotropic and positively phototropic
(d) negatively phototropicand positively geotropic
The root of a plant is :
(i) positively phototropic but negatively geotropic
(ii) positively geotropic but negatively phototropic
(iii) negatively phototropic but positively hydrotropic
(iv) negatively hydrotropic but positively phototropic
Name the plant organs which are : (a) positively phototropic (b) positively geotropic (c) negatively geotropic (d) positively hydrotropic