The incorrect statement about ozone is
(A) It is a deadly poisonous gas.
(B) It shields the surface of the earth from UV radiation from sun.
(C) It is used as a refrigerant and in fire-extinguishers.
(D) It is formed by combining oxygen molecule with free oxygen atom.
Correct Answer : Opotion (C) It is used as a refrigerant and in fire-extinguishers.
More Questions : Most of the refraction for the light rays entering the eye occurs at :
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