Which is the richest source of plant protein?

Which is an important cereal crop of the temperate region?

Choose the correct pair.

Match the following columns correctly:

Column-$I$	Column-$II$
$(A)$ Worker	$(i)$ Only reproductive function
$(B)$ Queen	$(ii)$ Only reproductive female in the colony
$(C)$ Drone	$(iii)$ Sterile female bee
$(D)$ Major Carp	$(iv)$ Mrigal

The Green Revolution succeeded in increasing the yield of crops mainly due to the use of:
$I.$ Improved varieties of crops
$II.$ Agro-chemicals (fertilizers and pesticides)
$III.$ Better management practices
Choose the correct option.

From which of the following can a milk-like substance be prepared?