Which one of the following plants are used as green manure in crop fields and in sandy soils ?

Which of the following is an example of a zygomorphic flower?

Match List I with List II : $\begin{array}{|l|l|l|l|}\hline & \text{List - I} & & \text{List - II} \\\hline \text{A}. & \text{Scutellum} & \text{(i)} & \text{Persistent nucellus} \\\hline \text{B.} & \text{Non-albuminous seed} & \text{(ii)} & \text{Cotyledon of Monocot seed} \\\hline \text{C.} & \text{Epiblast} & \text{(iii)} & \text{Groundnut} \\\hline \text{D.} & \text{Perisperm} & \text{(iv)} & \text{Rudimentary cotyledon} \\\hline\end{array}$ Choose the option with all correct matches.

Given below are two statements: Statement I: In a floral formula $\oplus$ stands for zygomorphic nature of the flower, and $\underline{G}$ stands for inferior ovary. Statement II: In a floral formula $\oplus$ stands for actinomorphic nature of the flower and $\underline{G}$ stands for superior ovary. In the light of the above statements, choose the correct answer from the options given below:

In the seeds of cereals, the outer covering of endosperm separates the embryo by a protein-rich layer called :

Match List I with List II  Choose the correct answer from the options given below :