In $Vallisneria$,stomata are

Point out the differences in the anatomy of the leaf of peepal $(Ficus \text{ } religiosa)$ and maize $(Zea \text{ } mays)$. Describe the key anatomical differences.

What are the cells that make the leaves curl in plants during water stress?

Assertion :- Vascular bundles of dorsiventral leaves are dissimilar in size.
Reason :- The thickness of veins vary in dorsiventral leaves.

Describe the internal structure of a dorsiventral leaf with the help of labelled diagrams.

In a dorsiventral leaf,the location of palisade tissue and phloem respectively are: