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PPSC MCQs

Punjab Public Service Commission — Complete MCQ Bank

342 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
151
Everyday Science Easy Uploaded: 03 Jul 2026

Which planet is the largest in our solar system?

  • AJupiter
  • BMars
  • CSaturn
  • DNeptune
152
Everyday Science Medium Uploaded: 25 Jun 2026

Which everyday safety device detects dangerous levels of carbon monoxide in homes?

  • ASmoke detector
  • BCarbon monoxide detector
  • CThermostat
  • DHygrometer
153
Everyday Science Medium Uploaded: 25 Jun 2026

Which colorless and odorless gas is particularly dangerous because it can cause poisoning without detection unless monitored?

  • ANatural gas
  • BCarbon monoxide
  • CHelium
  • DNitrogen
154
Everyday Science Medium Uploaded: 25 Jun 2026

Which common gas leak hazard in homes is often detected by its distinctive rotten egg smell added intentionally for safety?

  • ANatural gas leaks
  • BCarbon monoxide leaks
  • COxygen leaks
  • DNitrogen leaks
155
Everyday Science Easy Uploaded: 25 Jun 2026

Which storage practice helps slow down the ripening and spoilage process of most fruits and vegetables?

  • AStoring at room temperature
  • BRefrigeration
  • CStoring in direct sunlight
  • DStoring in plastic without ventilation
156
Everyday Science Easy Uploaded: 25 Jun 2026

Which common food safety practice prevents cross contamination between raw meat and other foods?

  • AUsing the same cutting board for everything
  • BUsing separate cutting boards for raw meat
  • CWashing hands only after cooking
  • DStoring meat at room temperature
157
Everyday Science Easy Uploaded: 25 Jun 2026

Which everyday hygiene practice is most effective in preventing the spread of common cold and flu viruses?

  • AWashing hands frequently
  • BEating spicy food
  • CDrinking cold water
  • DWearing sunglasses
158
Everyday Science Easy Uploaded: 25 Jun 2026

Which type of microorganism is responsible for causing common food spoilage through mold growth?

  • ABacteria
  • BFungi
  • CVirus
  • DProtozoa
159
Everyday Science Medium Uploaded: 25 Jun 2026

Which microorganism is primarily responsible for fermenting sugars into alcohol in brewing and winemaking?

  • ABacteria
  • BYeast
  • CAlgae
  • DProtozoa
160
Everyday Science Medium Uploaded: 25 Jun 2026

Which microorganism is primarily responsible for fermenting milk into yogurt?

  • AYeast
  • BLactic acid bacteria
  • CMold
  • DVirus