Composition of Air MCQs Quiz and Answers Tests pdf Download

Practice composition of air MCQs in science quiz for test prep. Air and atmosphere quiz questions has multiple choice questions (MCQ) with composition of air test, answers as a greenhouse gas that absorbs energy and maintains earth's temperature is, answer key with choices as carbon dioxide, oxygen, nitrogen and argon for competitive exam preparation worksheets. Free science revision notes to learn composition of air quiz with MCQs to find questions answers based online tests.

MCQs on Composition of Air Quiz pdf Download

MCQ. A greenhouse gas that absorbs energy and maintains earth's temperature is

  1. carbon dioxide
  2. oxygen
  3. nitrogen
  4. argon

A

MCQ. Main constituent in air is

  1. nitrogen
  2. oxygen
  3. argon
  4. water vapor

A

MCQ. In desert areas, water vapor content is

  1. different
  2. higher
  3. low
  4. constant

C

MCQ. In humid areas, water vapor content is

  1. higher
  2. lower
  3. constant
  4. none of them

A

MCQ. Water vapor is less dense than

  1. temperature
  2. air
  3. dust
  4. space

B