General Science Quiz-6 for SSC CHSL 2016-17

1) Which of the following is the lightest metal?
(a) Mercury
(b) Silver
(c) Lithium
(d) Lead

2) The most important ore of aluminium is
(a) bauxite
(b) calamine
(c) calcite
(d) galena

3) The element present in the largest amount in rocks and minerals is
(a) carbon
(b) silicon
(c) hydrogen
(d) aluminium

4)An alloy used in making heating elements for electric heating devices is
(a) solder
(b) alloy steel
(c) nichrome
(d) German silver

5) German silver is an alloy of
(a) copper, nickel and silver
(b) silver, copper and aluminium
(c) zinc, copper and nickel
(d) silver, zinc and copper

6)The charcoal use to decolourise raw sugar is 
(a) animal charcoal 
(b) sugar charcoal 
(c) coconut charcoal 
(d) wood charcoal 

7) Diamond is an allotropic form of
(a) silicon
(b) carbon
(c) sulphur
(d) germanium

8) Air is a/an
(a) compound
(b) element
(c) mixture
(d) electrolyte

9) Which of the following is the best conductor of electricity?
(a) Ordinary water
(b) Sea water
(c) Boiled water
(d) Distilled water

10) Balloons are filled with
(a) helium
(b) oxygen
(c) nitrogen
(d) argon


Answers :

1.  ANS C
2.  ANS A
3 . ANS B
4.  ANS C
5.  ANS C
6.  ANS D
7.  ANS B
8.  ANS C
9.  ANS B
10.ANS A

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