Which of the following is a modification of the leaf?

What do the given figures $P$ and $Q$ represent?

If the ......$X$.... of the lamina reach up to the ... $Y$... breaking it into a number of ......$Z$...... the leaf is called compound leaf.

Select the correct option for the following:
Dicot leaf $\quad$ Monocot leaf

In a Venus flytrap, which plant part is modified to trap insects?

Leaves originate from . . . . . . and are arranged in an . . . . . . order.