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PPSC MCQs

Punjab Public Service Commission — Complete MCQ Bank

1,997 Questions
Exam Preparation Guide

How to prepare for PPSC

PPSC examinations recruit candidates for Punjab government departments and commonly test general knowledge, current affairs, English and post-related subjects.

Punjab AffairsGeneral KnowledgeCurrent AffairsEnglish
Give special attention to Punjab geography, history and administration alongside the advertised post’s specialist syllabus.
PPSC preparation illustration
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Which everyday process best illustrates the conversion of chemical energy into mechanical energy?

  • ABurning fuel in a car engine
  • BBoiling water
  • CSolar panel charging a phone
  • DPhotosynthesis
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Which common kitchen substance is used as a natural antacid due to its alkaline properties?

  • AVinegar
  • BBaking soda
  • CLemon juice
  • DSalt
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Which type of lens is used to correct hyperopia or farsightedness?

  • AConcave lens
  • BConvex lens
  • CBifocal lens
  • DCylindrical lens
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Which type of lens is used to correct myopia or nearsightedness?

  • AConvex lens
  • BConcave lens
  • CBifocal lens
  • DCylindrical lens
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Which everyday device uses the principle of capillary action to function?

  • AThermometer
  • BCandle wick
  • CBarometer
  • DMagnet
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Which gas law states that the volume of a gas is directly proportional to its temperature at constant pressure?

  • ABoyle's law
  • BCharles's law
  • CGay-Lussac's law
  • DAvogadro's law
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Everyday Science Medium Uploaded: 22 Jun 2026

Which gas law states that pressure and volume of a gas are inversely proportional at constant temperature?

  • ABoyle's law
  • BCharles's law
  • CGay-Lussac's law
  • DAvogadro's law
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Which principle explains the lift generated by an aircraft wing due to differences in air pressure?

  • APascal's law
  • BBernoulli's principle
  • CArchimedes' principle
  • DBoyle's law
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Which scientific principle explains why objects float or sink in a fluid?

  • AArchimedes' principle
  • BPascal's law
  • CBernoulli's principle
  • DNewton's law
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Which law explains the equal and opposite reaction observed when a rocket launches?

  • ANewton's first law
  • BNewton's second law
  • CNewton's third law
  • DLaw of conservation of energy