Exam preparation MCQs with answers

Practice Pakistan's most useful MCQs for competitive exams

Prepare for NTS, PPSC, FPSC and subject-wise tests with fresh multiple choice questions, clear options and quick answer reveal.

Latest MCQs

For a zero order chemical reaction, the__________________?
  • (A)  Half life period is directly proportion to the initial concentration of the reactants
  • (B)  Plot of products concentration with time is a straight line through the origin
  • (C)  Products concentration increases linearly with time
  • (D)  All
Enzymes are destroyed, when the_______________?
  • (A)  Temperature is very high
  • (B)  Reactant’s concentration is very high
  • (C)  Reactant’s concentration is very low
  • (D)  Reaction rate is independent of the reactant’s concentration