Join WhatsApp ChannelDaily MCQs & Exam Updates

PPSC MCQs

Punjab Public Service Commission — Complete MCQ Bank

1,997 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
21
Chemistry Easy Uploaded: 04 Sep 2026

Which group of the periodic table contains the halogens?

  • AGroup 1
  • BGroup 2
  • CGroup 18
  • DGroup 17
22
Chemistry Easy Uploaded: 04 Sep 2026

Proteins are polymers made up of monomer units called:

  • ANucleotides
  • BAmino acids
  • CMonosaccharides
  • DFatty acids
23
Chemistry Medium Uploaded: 04 Sep 2026

What is the main cause of acid rain?

  • ASulfur dioxide and nitrogen oxides
  • BMethane
  • CCarbon dioxide
  • DOxygen
24
Chemistry Medium Uploaded: 04 Sep 2026

Benzene is an example of which type of hydrocarbon?

  • AAromatic
  • BAlicyclic
  • CAliphatic
  • DSaturated
25
Chemistry Easy Uploaded: 04 Sep 2026

Which functional group is present in alcohols?

  • A-COOH
  • B-NH2
  • C-OH
  • D-CHO
26
Chemistry Easy Uploaded: 04 Sep 2026

A reaction in which both oxidation and reduction occur simultaneously is called:

  • ACombustion reaction only
  • BRedox reaction
  • CNeutralization reaction
  • DPrecipitation reaction
27
Chemistry Medium Uploaded: 04 Sep 2026

What does a large equilibrium constant (K) indicate?

  • AReactants are favored
  • BEqual amounts of both
  • CProducts are favored
  • DReaction does not occur
28
Chemistry Hard Uploaded: 04 Sep 2026

What is the order of a reaction if rate is proportional to the square of reactant concentration?

  • ASecond order
  • BZero order
  • CFirst order
  • DThird order
29
Chemistry Easy Uploaded: 04 Sep 2026

Which process describes a reaction that absorbs heat from its surroundings?

  • AAdiabatic
  • BEndothermic
  • CIsothermic
  • DExothermic
30
Chemistry Hard Uploaded: 04 Sep 2026

According to the second law of thermodynamics, entropy of an isolated system tends to:

  • ARemain constant
  • BBecome zero
  • CDecrease
  • DIncrease