_______ edition of CITES COP19 meeting was organized

The dimensions of angular momentum are:

Which of the following are the components of aqua – regia?

___________ is an important mineral nutrient

Suns heat reaches us by –

The SI unit of mechanical power is: 

Which of the following is not a chemical change?

During the fermentation of sugar, the compound which is always formed is…………?

The kidneys in human beings are a part of the system for

Which of the following solutions will not change the colour of blue litmus paper to red?

 1. Acid solution

2. Base solution

Which gas is most abundant in the Earth’s atmosphere?