Questions

By which process substance like carbon dioxide or oxygen can move across the cell membrane?

If price of an article decreases from Rs. 25 to Rs. 20, quantity demanded increases from Q1 units to 1500 units. If point elasticity of demand is -1.25, find Q1?

Who stated the following law : 'The properties of the elements are the periodic function of their atomic masses'?

CuO + H2 ---> Cu + H2O. This equation is an example of

Which river does not form a delta?

Mausoleum (Dargah) of Salim Chishti is situated in?

__________ is the interaction in which one species benefits and the other is neither harmed nor benefited.

In the following question, a sentence has been given in Active/Passive voice. Out of four alternatives suggested, select the one which best expresses the same sentence in Passive/Active voice.

Sunny was driving the car so fast that it slipped at the turn.