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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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731

Which type of cell division produces gametes with half the chromosome number for sexual reproduction?

  • AMitosis
  • BMeiosis
  • CBinary fission
  • DBudding
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Correct Answer: Option B — Meiosis
Explanation: Meiosis is the type of cell division that produces gametes with half the normal chromosome number ensuring genetic diversity during sexual reproduction in organisms.
Submitted by: PaperMCQs
732

Which type of cell division produces two genetically identical daughter cells for growth and repair?

  • AMeiosis
  • BMitosis
  • CBinary fission
  • DBudding
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Correct Answer: Option B — Mitosis
Explanation: Mitosis is the type of cell division that produces two genetically identical daughter cells supporting growth tissue repair and the replacement of damaged or aging cells.
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733

Which biological process allows water to move across a cell membrane from a region of low solute concentration to high concentration?

  • ADiffusion
  • BOsmosis
  • CActive transport
  • DFiltration
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Correct Answer: Option B — Osmosis
Explanation: Osmosis is the movement of water molecules across a semi-permeable membrane from an area of low solute concentration to high concentration helping maintain cellular water balance.
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734

Which process allows plants to release excess water vapor through small pores in their leaves?

  • APhotosynthesis
  • BRespiration
  • CTranspiration
  • DOsmosis
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Correct Answer: Option C — Transpiration
Explanation: Transpiration is the process by which plants release excess water vapor through small pores called stomata on their leaves helping regulate temperature and nutrient transport.
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735

Which common household chemical reaction produces a foaming effect often used in classroom volcano experiments?

  • ABaking soda and vinegar reaction
  • BSalt dissolving in water
  • CSugar caramelizing
  • DIce melting
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Correct Answer: Option A — Baking soda and vinegar reaction
Explanation: The baking soda and vinegar reaction produces carbon dioxide gas creating a foaming eruption effect commonly used in classroom volcano demonstrations to illustrate acid base chemistry.
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736

Which gas is primarily responsible for causing the bends in deep sea divers who ascend too quickly?

  • AOxygen
  • BNitrogen
  • CCarbon dioxide
  • DHelium
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Correct Answer: Option B — Nitrogen
Explanation: Nitrogen dissolved in the bloodstream under high pressure can form bubbles if a diver ascends too quickly causing decompression sickness commonly known as the bends.
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737

Which common kitchen ingredient is used as a natural indicator to test acidity or basicity in simple science experiments?

  • ARed cabbage extract
  • BTable salt
  • CSugar
  • DCooking oil
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Correct Answer: Option A — Red cabbage extract
Explanation: Red cabbage extract contains a natural pigment called anthocyanin that changes color depending on pH making it a popular natural indicator for testing acidity or basicity at home.
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738

Which common everyday substance is classified as a strong acid frequently used in car batteries?

  • AAcetic acid
  • BSulfuric acid
  • CCitric acid
  • DCarbonic acid
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Correct Answer: Option B — Sulfuric acid
Explanation: Sulfuric acid is a strong acid commonly used as the electrolyte in lead acid car batteries enabling the chemical reactions necessary for storing and releasing electrical energy.
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739

Which type of fat is generally considered healthier and is commonly found in foods like olive oil and nuts?

  • ASaturated fat
  • BTrans fat
  • CUnsaturated fat
  • DHydrogenated fat
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Correct Answer: Option C — Unsaturated fat
Explanation: Unsaturated fats commonly found in olive oil nuts and avocados are generally considered healthier than saturated or trans fats as they support heart health when consumed in moderation.
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740

Which macronutrient is essential for building and repairing body tissues such as muscles?

  • ACarbohydrates
  • BFats
  • CProteins
  • DFiber
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Correct Answer: Option C — Proteins
Explanation: Proteins are essential macronutrients required for building and repairing body tissues including muscles skin and organs as they provide the amino acids needed for cellular growth.
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