Which metal known as quick silver ?
A. Mercury 
B. Sulphuric acid
C. Chromite
D. Quartz
A. Mercury 
B. Sulphuric acid
C. Chromite
D. Quartz
		A. 61%
B. 67%
C. 71%
D. 76%
Which of the following has the highest energy?
		A. gamma rays
B. X-rays
C. Ultra-violet radiation
D. radio waves
A.Cans
B. Dead Plants
C. Glass
D. None of these
Color of the glow produced in the discharge tube:
		A. depends on the pressure in the discharge tube
B. depends on the metal used as cathode
C. depends on the gas used in the discharge tube
D. does not depend on the nature of the gas used in the discharge tube
A. Thrombosis
B. Fibrosis
C. Agglutination
D. None
		A. Three
B. Four
C. Five
D. Seven
The bony cavity which contains the eyeball and its associated muscles, vessels, and nerves. In humans, seven bones make up each bony orbit.
In humans, seven bones make up the bony orbit: