परिकलन करना के

A Punjab farmer wants to grow 4 crops in a year, the most suitable crop rotation is

Silk gland in silkworm is a modification of……………………..

Micro irrigation _______ has emerged as a tool for effective management of resources which save water.

Food Safety Display boards are colour coded for different kinds of food businesses. Which of the following business is NOT matched with the colour code?

Origin of groundnut is

What is inflation in economics?

Which of the following physiological growth stages of wheat crop is most susceptible to 2, 4-D? 

The rearing of young bee to replace the old queen bee is

Which of the following is not a bottom up technique for the synthesis of nanoparticles?