Breathing roots are seen in _______ plant.
Assertion (A): Avicennia roots are erect, peg like structures with numerous pores through which air circulates. Reason (R): These roots are seen above the ground for the purpose of gaseous exchange called as breathing roots, or pneumatophores.
The breathing and respiration in woody stem of a plant takes place through : (a) root hair (b) lenticels (c) closed stomata (d) open stomata