Science (Mixed) Quiz Based on NCERT for SSC 2016 Quiz


1. Which gas
is used in fire extinguishers ?
A. Carbon
dioxide
B. Nitrogen
oxide
C. Carbon
monoxide
D. Sulpher
dioxide

2. The
metallurgical process in which a metal is obtained in a fused state is called ?
A. roasting
B. calcinations
C. smelting
D. froth
floatation
3. Which of
the following is produced during the formation of photochemical smog ?
A. Nitrogen
Oxides
B.
Hydrocarbons
C. Methane
D. Ozone
4. What are
audible sound waves ?
A. Having
frequency less than 20 Hz
B. Having frequency
between 20 Hz to 20KHz
C. Having
frequency more than 20000 Hz
D. None of
above
5. Which of
the following is an electromagnetic wave ?
A. Cathode
rays
B. Sound
wave
C.
Ultrasonic wave
D. Infra red
rays
6. What is
Hooke’s Law ?
A. Stress is
inversely proportional to strain.
B. Stress is
directly proportional to strain.
C. Stress
and strain are dependent on each other.
D. Stress
and strain are independent of each other.
7. Colour of
skin depend on –
A.
Enzyme          
B. Harmones
C.
Epidermis        
D. Melanin
8. Thickest
layer of skin is found on –
A. Sole                
B. Head
C.
Thigh               
D. None of
the above
9. Largest
organ of human body is –
A.
Brain               
B. Heart
C. Skin                 
D. Liver
10.Upper
most layer of skin is called –
A.
Epidermis        
B.
Protodermis
C.
Dermis            
D. None of
these

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