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NTS MCQs

National Testing Service — Complete MCQ Bank

148 Questions
Exam Preparation Guide

How to prepare for NTS

NTS tests evaluate aptitude, analytical reasoning, quantitative ability, English and subject knowledge for admissions, scholarships and recruitment.

EnglishQuantitative SkillsAnalytical ReasoningSubject Knowledge
Practice under a timer and review weak areas after every test to improve both speed and accuracy.
NTS preparation illustration
81
Chemistry Medium Uploaded: 05 Aug 2026

Which polymer is used to coat non-stick cookware due to its very low friction coefficient?

  • APVC
  • BPolythene
  • CPTFE Teflon
  • DBakelite
82
Chemistry Medium Uploaded: 05 Aug 2026

What gas is produced when calcium carbonate is heated strongly in thermal decomposition?

  • AOxygen
  • BSulfur dioxide
  • CCarbon dioxide
  • DCarbon monoxide
83
Chemistry Medium Uploaded: 05 Aug 2026

Which indicator changes through a full colour range across the pH scale?

  • AUniversal indicator
  • BLitmus
  • CPhenolphthalein
  • DMethyl orange
84
Chemistry Medium Uploaded: 05 Aug 2026

What is the chemical formula for sucrose the common table sugar?

  • AC6H12O6
  • BC12H10O11
  • CC12H22O11
  • DC6H10O5
85
Chemistry Medium Uploaded: 05 Aug 2026

What is the chemical formula for laughing gas used as a mild anaesthetic in dentistry?

  • ANO
  • BN2O
  • CNO2
  • DN2O4
86
Chemistry Medium Uploaded: 05 Aug 2026

Which element is essential for synthesis of haemoglobin and its deficiency causes anaemia?

  • AZinc
  • BCalcium
  • CMagnesium
  • DIron
87
Chemistry Easy Uploaded: 14 Jul 2026

What is the chemical symbol for lead?

  • APb
  • BLd
  • CLe
  • DLi
88
Chemistry Easy Uploaded: 14 Jul 2026

Which gas turns limewater milky when bubbled through it?

  • AOxygen
  • BCarbon dioxide
  • CHydrogen
  • DSulfur dioxide
89
Chemistry Easy Uploaded: 14 Jul 2026

Which process converts sugar into alcohol and carbon dioxide using yeast?

  • ADistillation
  • BHydrogenation
  • CSaponification
  • DFermentation
90
Chemistry Medium Uploaded: 14 Jul 2026

What is the chemical name of the compound with formula Na2SO4?

  • ASodium sulfite
  • BSodium sulfate
  • CSodium sulfide
  • DSodium bisulfate