What is the percentage of salt water on earth surface?
What is the percentage of salt water on earth surface?
A. 93%
B. 95%
C. 97% 
D. 76%
A. 93%
B. 95%
C. 97% 
D. 76%
A. Anthracite
B. Lampblack
C. Graphite
D. None of these
A. Green
B. Black
C. Red
D. Blue
Which is least Conductor of Electricity among the following?
		A. Wood
B. Copper
C. Iron
D. Water
A.	Einstein
B.	Newton
C.	Gahleo
D.	Hubble