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FPSC MCQs

Federal Public Service Commission — Complete MCQ Bank

1,458 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.
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781

Which part of the human brain regulates vital involuntary functions such as breathing and heartbeat?

  • ACerebrum
  • BCerebellum
  • CMedulla oblongata
  • DHypothalamus
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Correct Answer: Option C — Medulla oblongata
Explanation: The medulla oblongata located in the brainstem regulates vital involuntary functions including breathing heart rate and blood pressure essential for sustaining basic life processes.
Submitted by: PaperMCQs
782

Which part of the human brain is primarily responsible for controlling balance and coordination?

  • ACerebrum
  • BCerebellum
  • CMedulla oblongata
  • DHypothalamus
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Correct Answer: Option B — Cerebellum
Explanation: The cerebellum located at the back of the brain is primarily responsible for controlling balance posture and fine motor coordination during voluntary muscle movements.
Submitted by: PaperMCQs
783

Which blood type is known as the universal recipient for blood transfusions?

  • AO negative
  • BAB positive
  • CA negative
  • DB positive
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Correct Answer: Option B — AB positive
Explanation: AB positive blood is known as the universal recipient type because it contains both A and B antigens along with the Rh factor allowing it to accept blood from all other types.
Submitted by: PaperMCQs
784

Which blood type is known as the universal donor for blood transfusions?

  • AA positive
  • BAB positive
  • CO negative
  • DB negative
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Correct Answer: Option C — O negative
Explanation: O negative blood is known as the universal donor type because it lacks A B and Rh antigens making it compatible with recipients of nearly any blood type in emergency transfusions.
Submitted by: PaperMCQs
785

Which layer of the atmosphere contains the ozone layer that absorbs harmful ultraviolet radiation?

  • ATroposphere
  • BStratosphere
  • CMesosphere
  • DThermosphere
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Correct Answer: Option B — Stratosphere
Explanation: The stratosphere contains the ozone layer which absorbs most of the sun's harmful ultraviolet radiation protecting living organisms on Earth from excessive UV exposure.
Submitted by: PaperMCQs
786

Which gas is primarily responsible for the greenhouse effect contributing most to global warming?

  • AOxygen
  • BCarbon dioxide
  • CNitrogen
  • DHelium
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Correct Answer: Option B — Carbon dioxide
Explanation: Carbon dioxide is the primary greenhouse gas contributing to global warming as it traps heat in the atmosphere due to human activities like fossil fuel combustion and deforestation.
Submitted by: PaperMCQs
787

Which natural phenomenon results from the dispersion of sunlight through water droplets in the atmosphere?

  • AAurora
  • BRainbow
  • CMirage
  • DHalo
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Correct Answer: Option B — Rainbow
Explanation: A rainbow forms when sunlight is refracted reflected and dispersed through water droplets in the atmosphere splitting white light into its constituent spectral colors.
Submitted by: PaperMCQs
788

Which process explains why sweating helps cool the human body?

  • AConduction
  • BConvection
  • CEvaporation
  • DRadiation
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Correct Answer: Option C — Evaporation
Explanation: Sweating cools the body through evaporation as sweat absorbs heat from the skin and turns into vapor effectively removing thermal energy and lowering body temperature.
Submitted by: PaperMCQs
789

Which household appliance operates on the principle of electromagnetic induction to heat food?

  • AMicrowave oven
  • BInduction stove
  • CElectric kettle
  • DToaster
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Correct Answer: Option B — Induction stove
Explanation: Induction stoves use electromagnetic induction to generate heat directly within ferromagnetic cookware making them more energy efficient than traditional electric or gas stoves.
Submitted by: PaperMCQs
790

Which property of light explains why a straw appears bent when placed in a glass of water?

  • AReflection
  • BRefraction
  • CDiffraction
  • DDispersion
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Correct Answer: Option B — Refraction
Explanation: Refraction is the bending of light as it passes from one medium to another with different optical densities causing the straw to appear bent at the water's surface.
Submitted by: PaperMCQs