General Science QUESTIONS AND ANSWERS

General Knowledge : General Science QUESTIONS AND ANSWERS :: part22 : 86 to 90

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

86.Give the chronological order of the birth of the following scientists. 1. John Dalton2. Linus Pauling3. Dmitri Mendeleev4. Ptolemy

1, 3, 2, 4

1, 4, 3, 2

2, 3, 1, 4

2, 4, 3, 1

87.The main constituents of pearls are :

calcium carbonate and magnesium carbonate

calcium oxide and ammonium chloride

aragonite and sodium carbonate

ammonium sulphate and sodium carbonate

88.The organs different but perform the same function are called :

homologous organs

analogous organs

vestigial organs

none of these

89.The filament of an electric bulb is made of :

iron

nichrome

tungsten

graphite

90.Bagasse, a by-product of sugar manufacturing industry, is used for the production of :

nylon

glass

paper

alcohol

More General Science QUESTIONS AND ANSWERS available in next pages

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

Too many of us are not living our dreams because we are living our fears.- Les Brown

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