Kerala PSC General knowledge questions and answers


Kerala PSC General knowledge questions and answers



1. Marsh gas is
a) Methane (√)
b) Hydrogen
c) Ethane
d) Nitrogen

2. Where was the yo-yo invented?
a) England
b) Philippines (√)
c) United States
d) France

3. The first metal made by man ?
a) Iron
b) Copper (√)
c) Aluminium
d) Silver

4. Which mineral India imports largely?
a) Mercury (√)
b) Iron
c) Gold
d) Uranium

5. Who invented the Spinning Jenny?

a) Thornton Hargreaves
b) Simon Hargreaves
c) Peter Hargreaves
d) James Hargreaves (√)

6. What groovy item was invented by Englishman Edward Craven Walker in 1963?
a) Hot comb
b) Eight-track tape deck
c) Leisure suit
d) Lava lamp (√)

7. Who was the founder of the Capital city of Agra?

a) Mubarak Shah Sayyad
b) Sikinder Lodi (√)
c) Babar
d) Akbar

8. Unit of loudness of sound ?

a) Decibal (√)
b) Gallon
c) Atmosphere
d) A and C both

9. Who invented Gramophone?
a) Alexander Graham Bell
b) Thomas Alva Edison (√)
c) Fahrenheit
d) Michael Faraday

10. In which of the following activities silicon carbide is used?
a) Cutting very hard substances (√)
b) Making casts for statues
c) Disinfecting water of ponds
d) Making cement and glass

11. The Electric Battery, who's charged with inventing this one?
a) Volta (√)
b) Galvani
c) Hertz
d) Amper

12. When was Monopoly created?

a) 1950s
b) 1930s (√)
c) 1920s
d) 1940s

13. Gandhiji started Satyagraha protest against the:
a) Jallianwala Bagh Messacre
b) Rowlatt Act (√)
c) Salt Law
d) Both a and c

4. The single acid which dissolves gold is -
a) Nitric acid
b) Hydrochloric acid
c) Selenic acid
d) Aqua regia (√)

15. Ralph Samuelson was only 18 when he invented this sporting item in 1922. What was that?
a) Water skis (√)
b) Hang glider
c) Motorboat
d) Golf tee

16. In which decade were the first successful diode and triode vacuum tubes invented?

a) 1880s
b) 1900s (√)
c) 1890s
d) 1800s

17. What Enrico Fermi invented?
a) Cyclotron
b) Nuclear reactor (√)
c) Betatron
d) X ray machine

18. When an iron nail gets rusted, iron oxide is formed
a) With increase in the weight of the nail (√)
b) Without any change in colour or weight of the nail
c) With decrease in the weight of the nail
d) Without any change in the weight of the nail

19. What Thomas Davenport invented?
a) Electric streetcar (√)
b) Screw propellor
c) Sleeping (railway) car
d) Chesterfield

20. LPG consists of mainly
a) Ethane, hexane and nonane
b) Methane, butane and propane (√)
c) Methane, hexane and nonane
d) Methane, ethane and hexane 

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