Composition of Air MCQs & Quiz Online PDF Book Download

Composition of air MCQs, composition of air quiz answers to learn elementary school science courses online. Air and atmosphere multiple choice questions (MCQs), composition of air quiz questions and answers for online elementary education degree. Gas properties and air, air and processes, composition of air test prep for elementary school teaching certification.

Learn science MCQs: a greenhouse gas that absorbs energy and maintains earth's temperature is, with choices carbon dioxide, oxygen, nitrogen, and argon for online elementary education degree. Free science student portal for online learning composition of air quiz questions, MCQs to find questions answers based online learning tests.

MCQ on Composition of Air PDF Book 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