Join WhatsApp ChannelDaily MCQs & Exam Updates

FPSC MCQs

Federal Public Service Commission — Complete MCQ Bank

269 Questions
Exam Preparation Guide

How to prepare for FPSC

FPSC recruitment tests assess subject knowledge, general ability and job-related competence for federal government positions across Pakistan.

General KnowledgeCurrent AffairsEnglishJob-related Subjects
Read the official syllabus first, then combine subject-specific revision with timed mixed-question practice.
FPSC preparation illustration
11

Which part of the human eye is responsible for forming a sharp image by focusing light onto the retina?

  • ACornea only
  • BIris
  • CRetina
  • DLens
Permalink
Correct Answer: Option D — Lens
Explanation: The lens of the eye focuses light onto the retina by changing its shape in a process called accommodation allowing the eye to focus on objects at varying distances.
Submitted by: PaperMCQs
12

Which term describes the process by which a gas changes directly to a solid without passing through the liquid state?

  • ASublimation
  • BEvaporation
  • CCondensation
  • DDeposition
Permalink
Correct Answer: Option D — Deposition
Explanation: Deposition is the reverse of sublimation where a gas changes directly into a solid bypassing the liquid state as seen when water vapour freezes directly into frost.
Submitted by: PaperMCQs
13

Which term describes the process of a solid changing directly to a gas without passing through the liquid state?

  • ASublimation
  • BEvaporation
  • CCondensation
  • DMelting
Permalink
Correct Answer: Option A — Sublimation
Explanation: Sublimation is the process where a solid changes directly to a gas without passing through the liquid state as seen with dry ice carbon dioxide transforming to vapour.
Submitted by: PaperMCQs
14

Which type of diet is most commonly recommended for preventing cardiovascular disease due to its emphasis on healthy fats?

  • AHigh fat diet
  • BCarnivore diet
  • CHigh sugar diet
  • DMediterranean diet
Permalink
Correct Answer: Option D — Mediterranean diet
Explanation: The Mediterranean diet emphasising fruits vegetables whole grains legumes and healthy fats from olive oil and fish is widely recommended for reducing cardiovascular disease risk.
Submitted by: PaperMCQs
15

Which common property of water describes water molecules being attracted to each other through hydrogen bonds?

  • AAdhesion
  • BSurface tension
  • CViscosity
  • DCohesion
Permalink
Correct Answer: Option D — Cohesion
Explanation: Cohesion describes the attraction of water molecules to each other through hydrogen bonds and is one reason water forms droplets and has relatively high surface tension.
Submitted by: PaperMCQs
16

Which common property of water is described as the tendency of water molecules to stick to other surfaces?

  • ACohesion
  • BSurface tension
  • CAdhesion
  • DViscosity
Permalink
Correct Answer: Option C — Adhesion
Explanation: Adhesion is the property that describes water molecules sticking to other surfaces such as glass or plant cell walls and is responsible for capillary action in plants.
Submitted by: PaperMCQs
17

Which everyday device measures body temperature by detecting the infrared radiation emitted from the ear canal or forehead?

  • ATraditional glass thermometer
  • BInfrared thermometer
  • CAlcohol thermometer
  • DBimetallic thermometer
Permalink
Correct Answer: Option B — Infrared thermometer
Explanation: Infrared thermometers detect infrared radiation emitted from the ear canal or forehead and convert it into a temperature reading without making direct contact with the skin.
Submitted by: PaperMCQs
18

Which substance in a catalytic converter helps reduce harmful vehicle exhaust emissions?

  • AIron
  • BPlatinum and palladium
  • CCopper
  • DAluminium
Permalink
Correct Answer: Option B — Platinum and palladium
Explanation: Catalytic converters use platinum and palladium as catalysts to convert harmful exhaust gases like carbon monoxide nitrogen oxides and unburnt hydrocarbons into less harmful substances.
Submitted by: PaperMCQs
19

Which term describes the minimum energy required to start a chemical reaction?

  • AKinetic energy
  • BPotential energy
  • CActivation energy
  • DChemical energy
Permalink
Correct Answer: Option C — Activation energy
Explanation: Activation energy is the minimum energy required to initiate a chemical reaction by breaking bonds in reactant molecules so that new bonds can form in the products.
Submitted by: PaperMCQs
20

Which renewable energy source harnesses heat stored inside the Earth to generate electricity?

  • ASolar
  • BWind
  • CTidal
  • DGeothermal
Permalink
Correct Answer: Option D — Geothermal
Explanation: Geothermal energy harnesses heat from within the Earth using steam or hot water from underground reservoirs to drive turbines and generate electricity with minimal environmental impact.
Submitted by: PaperMCQs