(A) 1
(B) 2
(C) 3
(D) 4
Author:
An elementary unit of heredity is called?
(A) Hormone
(B) Gene
(C) Cell
(D) None of the above
The material which is used for rain proof coats owe their water proof properties to?
(A) Viscosity
(B) Elasticity
(C) Surface Tension
(D) None of the above
Which celestial body affect tides of ocean?
(A) Moon
(B) Sun
(C) Asteroid
(D) Meteorite
HCL is a?
(A) Acid
(B) Salt
(C) Base
(D) None of the above
__ planet have the maximum number of rings.
(A) Venus
(B) Jupiter
(C) Plato
(D) Saturn
How many colours sunlight have?
(A) 3
(B) 5
(C) 6
(D) 7
Who first of all determined the orbits of Moon, planets and sun?
(A) Copernicus
(B) Newton
(C) Ptolemy
(D) None of the above