Presence of sheathing leaf base and ligule are characteristic of

Adnate stipules occur in

Give differences: Simple leaf and Compound leaf.

$A$ unifoliate compound leaf can be differentiated from a simple leaf by the presence of:

You have heard about several insectivorous plants that feed on insects. Nepenthes or the pitcher plant is one such example,which usually grows in shallow water or in marshy lands. What part of the plant is modified into a pitcher? How does this modification help the plant for food even though it can photosynthesize like any other green plant?

The abaxial surface of the leaf generally bears: