General Science QUESTIONS AND ANSWERS

General Knowledge : General Science QUESTIONS AND ANSWERS :: part22 : 66 to 70

Following General Knowledge Multiple choice objective type questions and answers will help you in TRB, SSC and UPSC 2014 examinations :

66.The metal that is present in photo films is :

mercury

platinum

magnesium

silver

67.The protein content of edible portion of egg is :

15%

13.3%

10.3%

68.Which of the following is used in beauty parlours for hair setting ?

Chlorine

Sulphur

Phosphorus

Silicon

69.The difference between explosion and combustion is that :

combustion takes place only in air while an explosion can occur even without air

combustion is accompanied by loss of heat while an explosion is accompanied by absorption of heat

combustion is a chemical reaction while an explosion is caused by physical factors

there is rapid increase of pressure in confined spaces in case of an explosion, but no such change occurs during combustion

70.The most abudant metal in the earths crust is :

zinc

copper

aluminium

iron

More General Science QUESTIONS AND ANSWERS available in next pages

Health is the greatest gift, contentment is the greatest wealth -Buddha

Innovation distinguishes between a leader and a follower.-Steve Jobs

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