The given pie chart shows relative amount of three main gases (X, Y and Z) in the air. Which of the following statements is correct regarding this?
(A) X is a major component of most of the fertilizers.
(B) Y is the gas that is used in photosynthesis.
(C) Z represents the gas that is used in respiration of plants.
(D) X and Y do not dissolve in water.
Ans 1:
Class : Class 6
Answer is A.because it is nitrogen and used in fertilizer.In nitrogen fixation the nitrogen gas is used to produce protien.