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Kerala PSC - Important and Repeated General Science Questions - 12

Kerala PSC - Important and Repeated General Science Questions - 12

1. The important metal used with iron to produce stainless steel is _____ .


2. Which gas is responsible for the swelling of bread?


3. The metal constituent of chlorophyll is _____ .


4. Which acid is used for etching glass?


5. Paraffin wax is _________ .


6. Solder is an alloy of _____ .


7. Alum is used as


8. Nuclear fuel in the sun is ______ .


9. Dead organisms are transformed into petroleum and natural gas ______ .


10. Organic Compounds are only soluble in _____ .


11. Which acid is used in soft drinks?


12. Which acid is present in Bee Sting?


13. Tooth enamel is made up of ______ .


14. The name ‘catalyst’ was given by _____ .


15. A polymeric substance used to make parachute is _____ .


16. What is used to avoid melting of ice?


17. Carbon occur in the nature in the purest form as?


18. Oxidation is defined as -----


19. In nuclear reactor, chain reaction is controlled by using _____ .


20. The radioactive element most commonly detected in humans is _____ .


21. Hydrogen bomb is based on the principle of _____ .


22. The ultrapure metal is obtained by _____ .


23. Most abundant metal in earth’s crust is ______ .


24. Balloons are filled with _____ .


25. The element common to all acids is _____ .


More General Science Questions

Kerala PSC - Important and Repeated General Science Questions - 12 Kerala PSC - Important and Repeated General Science Questions - 12 Reviewed by Santhosh Nair on 7:43 PM Rating: 5
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