Air and Atmosphere Multiple Choice Questions and Answers 1

Air and atmosphere multiple choice questions (MCQs), air and atmosphere quiz answers, test prep 1 to learn online grade 6 science for Cambridge lower secondary certificate programs. Fractional distillation of air MCQs, air and atmosphere quiz questions and answers for distance education. Learn fractional distillation of air, composition of air, gas properties and air test prep for online certificate courses.

Learn elementary school science MCQs: fractional distillation of air, composition of air, gas properties and air, with choices oxygen, carbon dioxide, nitrogen, and argon for distance education. Free science study guide for online learning fractional distillation of air quiz questions to attempt multiple choice test for free online classes.

MCQs on Air and Atmosphere Worksheets 1 PDF Book Download

MCQ: Nitrogen is obtained from fractional distillation of liquefied air at about

  1. 196°C
  2. 186°C
  3. 176°C
  4. 166°C

B

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: On cooling, a liquid will be changed into

  1. dense
  2. solid
  3. semi-solid
  4. liquid

B

MCQ: Combustion cannot take place without

  1. water
  2. carbon
  3. air
  4. zinc

C