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PPSC MCQs

Punjab Public Service Commission β€” Complete MCQ Bank

273 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
181

Which type of immunity is gained through vaccination by introducing a weakened or inactivated pathogen?

  • ANatural immunity
  • BAcquired active immunity
  • CPassive immunity
  • DInnate immunity
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Correct Answer: Option B β€” Acquired active immunity
Explanation: Acquired active immunity is gained through vaccination by introducing a weakened or inactivated pathogen which stimulates the immune system to produce specific antibodies for future protection.
Submitted by: PaperMCQs
182

Which common food item is fortified with iodine in many countries to prevent deficiency related disorders?

  • ATable salt
  • BSugar
  • CCooking oil
  • DFlour
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Correct Answer: Option A β€” Table salt
Explanation: Table salt is commonly fortified with iodine in many countries as a public health measure to prevent iodine deficiency disorders such as goiter and developmental issues in children.
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183

Which mineral deficiency is commonly associated with goiter due to impaired thyroid hormone production?

  • AIron deficiency
  • BIodine deficiency
  • CCalcium deficiency
  • DZinc deficiency
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Correct Answer: Option B β€” Iodine deficiency
Explanation: Iodine deficiency impairs thyroid hormone production leading to goiter an enlargement of the thyroid gland as the body attempts to compensate for insufficient hormone synthesis.
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184

Which essential mineral is critical for oxygen transport in the blood as a key component of hemoglobin?

  • ACalcium
  • BIron
  • CZinc
  • DMagnesium
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Correct Answer: Option B β€” Iron
Explanation: Iron is a critical component of hemoglobin the protein in red blood cells responsible for transporting oxygen throughout the body and its deficiency commonly causes anemia.
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185

Which essential mineral is critical for maintaining strong bones and teeth in the human body?

  • AIron
  • BCalcium
  • CPotassium
  • DZinc
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Correct Answer: Option B β€” Calcium
Explanation: Calcium is an essential mineral critical for maintaining strong bones and teeth as well as supporting muscle function nerve transmission and proper blood clotting in the body.
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186

Which common preventive health practice helps reduce the transmission of airborne respiratory infections?

  • AWearing masks
  • BEating more fruit
  • CDrinking more water
  • DSleeping longer
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Correct Answer: Option A β€” Wearing masks
Explanation: Wearing masks helps reduce the transmission of airborne respiratory infections by blocking respiratory droplets that carry viruses or bacteria from spreading between individuals.
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187

Which common food borne bacterial disease causes prolonged fever and is transmitted through contaminated food and water?

  • ACholera
  • BTyphoid
  • CMalaria
  • DDengue
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Correct Answer: Option B β€” Typhoid
Explanation: Typhoid fever is a bacterial disease caused by Salmonella typhi transmitted through contaminated food and water leading to prolonged fever abdominal pain and other systemic symptoms.
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188

Which parasitic disease transmitted by mosquitoes causes recurring fever and chills due to infection of red blood cells?

  • ADengue
  • BMalaria
  • CTyphoid
  • DCholera
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Correct Answer: Option B β€” Malaria
Explanation: Malaria is a parasitic disease transmitted by Anopheles mosquitoes causing recurring fever chills and damage to red blood cells due to infection by Plasmodium parasites.
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189

Which mosquito borne disease is characterized by high fever joint pain and a distinctive skin rash?

  • AMalaria
  • BDengue fever
  • CTyphoid
  • DCholera
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Correct Answer: Option B β€” Dengue fever
Explanation: Dengue fever is a mosquito borne viral disease characterized by high fever severe joint and muscle pain and a distinctive skin rash transmitted primarily by Aedes mosquitoes.
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190

Which blood condition results from a deficiency of red blood cells or hemoglobin leading to fatigue and weakness?

  • AHypertension
  • BAnemia
  • CDiabetes
  • DLeukemia
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Correct Answer: Option B β€” Anemia
Explanation: Anemia results from a deficiency of red blood cells or hemoglobin reducing the blood's oxygen carrying capacity and leading to symptoms such as fatigue weakness and pale skin.
Submitted by: PaperMCQs