Join WhatsApp ChannelDaily MCQs & Exam Updates

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.
FPSC preparation illustration
651

Which simple machine uses a grooved wheel and rope to lift heavy objects with reduced effort?

  • ALever
  • BScrew
  • CPulley
  • DWedge
Permalink
Correct Answer: Option C — Pulley
Explanation: A pulley uses a grooved wheel and rope to change the direction of applied force making it easier to lift heavy objects such as in wells cranes and flagpoles.
Submitted by: PaperMCQs
652

Which simple machine is used in a bottle opener to pry open a cap?

  • APulley
  • BLever
  • CScrew
  • DWedge
Permalink
Correct Answer: Option B — Lever
Explanation: A bottle opener functions as a lever using a fixed pivot point to amplify the force applied allowing easy removal of a bottle cap with minimal effort.
Submitted by: PaperMCQs
653

Which common kitchen tool functions based on the principle of a wedge to separate materials?

  • ASpoon
  • BKnife
  • CFork
  • DWhisk
Permalink
Correct Answer: Option B — Knife
Explanation: A knife functions based on the principle of a wedge using its thin angled edge to concentrate force and separate materials like food with relatively little applied effort.
Submitted by: PaperMCQs
654

Which type of energy transformation occurs when a battery powers an electric device?

  • AChemical to electrical
  • BMechanical to electrical
  • CLight to electrical
  • DThermal to electrical
Permalink
Correct Answer: Option A — Chemical to electrical
Explanation: Batteries store chemical energy that is converted into electrical energy through electrochemical reactions occurring between the electrodes and electrolyte inside the battery.
Submitted by: PaperMCQs
655

Which type of energy transformation occurs in a solar panel converting sunlight into usable electricity?

  • AMechanical to electrical
  • BChemical to electrical
  • CLight to electrical
  • DThermal to electrical
Permalink
Correct Answer: Option C — Light to electrical
Explanation: Solar panels use photovoltaic cells to convert light energy directly into electrical energy through the photovoltaic effect generating usable electricity from sunlight.
Submitted by: PaperMCQs
656

Which everyday material is a poor conductor of heat and is commonly used as cookware handles?

  • AAluminum
  • BCopper
  • CPlastic or wood
  • DSteel
Permalink
Correct Answer: Option C — Plastic or wood
Explanation: Plastic or wood materials used as cookware handles are poor conductors of heat preventing burns by minimizing heat transfer from hot cooking surfaces to the user's hand.
Submitted by: PaperMCQs
657

Which everyday material is a good thermal insulator commonly used in winter clothing to retain body heat?

  • AMetal
  • BWool
  • CGlass
  • DCopper
Permalink
Correct Answer: Option B — Wool
Explanation: Wool is a good thermal insulator commonly used in winter clothing because its fibers trap air pockets that slow heat loss helping retain body warmth in cold conditions.
Submitted by: PaperMCQs
658

Which B vitamin deficiency commonly causes the disease beriberi affecting the nervous and cardiovascular systems?

  • AVitamin B1 Thiamine
  • BVitamin B6
  • CVitamin B12
  • DVitamin B2
Permalink
Correct Answer: Option A — Vitamin B1 Thiamine
Explanation: Beriberi is caused by a deficiency of Vitamin B1 or thiamine affecting the nervous and cardiovascular systems and was historically common among populations consuming polished rice.
Submitted by: PaperMCQs
659

Which vitamin acts as an antioxidant protecting cells from damage and is found in nuts and seeds?

  • AVitamin A
  • BVitamin E
  • CVitamin K
  • DVitamin D
Permalink
Correct Answer: Option B — Vitamin E
Explanation: Vitamin E acts as an antioxidant protecting cells from oxidative damage caused by free radicals and is commonly found in nuts seeds and vegetable oils.
Submitted by: PaperMCQs
660

Which vitamin is essential for proper blood clotting and is often associated with green leafy vegetables?

  • AVitamin A
  • BVitamin C
  • CVitamin K
  • DVitamin E
Permalink
Correct Answer: Option C — Vitamin K
Explanation: Vitamin K is essential for proper blood clotting by activating clotting factors in the liver and is commonly found in green leafy vegetables like spinach and kale.
Submitted by: PaperMCQs