$A$ : Epiphyllous roots arise from the margins of leaf lamina.
$R$ : Epiphyllous roots help in vegetative reproduction.
Assertion and Reason both are correct and also correct explanation.
Assertion and Reason both are correct but not explanation of assertion.
Assertion is correct, but Reason is incorrect.
Both Assertion and Reason are incorrect.
Which of the following is a correct statement?
Roots obtain oxygen from air in the soil for respiration. In the absence or deficiency of $O_{2}$, root growth is restricted or completely stopped. How do the plants growing in marsh lands or swamps obtain their $\mathrm{O}_{2}$ required for root respiration?
The edible part of the sweet potato is a modified
Identify $A, B$ and $C$ in the given diagram