Atmosphere Composition MCQs Test and Answers pdf Download

Practice atmosphere composition MCQs and chemistry for test prep and learning. Free atmosphere notes has multiple choice questions (MCQ) with atmosphere composition quiz as atmosphere consists of with answering options gases, water vapors, chemicals and both a and b for exam preparation. Study to learn atmosphere composition quiz with MCQs to find questions answers based online tests.

MCQs on Atmosphere Composition

MCQ. Atmosphere consists of

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


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

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