Atmosphere Composition Multiple Choice Questions Online pdf eBooks Download

Learn atmosphere composition MCQs in chemistry quiz for test prep. The atmosphere quiz questions has multiple choice questions (MCQ), atmosphere composition test as the amount of nitrogen (n2) present in dry air is. Answer key with choices as 20%, 78%, 48% and 68% problem solving for competitive exam, viva prep, interview questions worksheets. Free chemistry revision notes to practice atmosphere composition quiz with MCQs to find questions answers based online tests.

MCQs on Atmosphere Composition Quiz pdf Download

MCQ. Amount of Nitrogen (N2) present in dry air is

  1. 20%
  2. 78%
  3. 48%
  4. 68%


MCQ. Atmosphere consists of

  1. gases
  2. water vapors
  3. chemicals
  4. both A and B