Change in quantity demanded is________?

The water in swimming pools can be ________ by using any one from the following, chlorine-ultraviolet rays and bromine t?

In pulses, limiting amino acids are________?

Vertical resistance is also known as________?

Number of crops grown on the same piece of land in a year and expressed in percentage is known as________?

Flushing ration is given to sheep and goat before ________?