Root cap is produced from . . . . . . of the suspensor.

Describe the structure of a typical dicotyledonous embryo in detail.

In $Pinus$,the third tier of embryonal cells from below is known as:

What is the ploidy of the cell from which the embryo develops?

Explain: Embryo of a monocotyledon.

The root cap is covered by an undifferentiated sheath called $P$,and the shoot apex is enclosed in a hollow foliar structure called $Q$.
$\quad\quad\quad P \quad \quad Q$