Everyday Science MCQs

Page No. 14

Pig iron is also called________?


aCast iron


bSteel


cWrought iron


dStainless steel


View Answer Cast iron

If steel is heated to a temperature well below red heat and is then cooled slowly, the process is called_________?


aAnnealing


bQuenching


cTempering


dNitriding


View Answer Annealing

The temperature at which two conjugate solutions change into one homogeneous solution is called__________?


aAzeotrope


bConjugate temperature


cConsolute temperature


dEutectic point


View Answer Consolute temperature

Who is the Father of Genetics?


aGregor Mendel


bAlexendar


cDarwin


dLouis pasture


View Answer Gregor Mendel

Mostly which gases found of the planet Jupiter?


aHydrogen


bChlorine


cHydrogen and Helium


dNeon


View Answer Hydrogen and Helium

Which of the following type of Coal, has maximum carbon content?


aPeat


bLignite


cAnthracite


dBituminious


View Answer Anthracite

Oil rises up to wick in a lamp because_____________?


aOil is very light


bOil is volatile


cDiffusion of oil through the wick


dCapillary action phenomenon



Stethoscope was invented by _______ ?


aRene Laennec


bSteven Sasson


cMartin Cooper


dDave Hyatt


View Answer Rene Laennec

What is the molecular formula for Nitric acid ________ ?


aHNO2


bHNO3


cHN2O4


dHN2O2


View Answer HNO3

The medical branch of science that deals with the study of skin, its functions, diseases, & treatment is ________ ?


aDermatology


bDormatology


cDeontology


dDermatoglyphics


View Answer Dermatology

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