Class 6 Courses

Chapter 1: Class 6 Science Exam Tests

Class 6 Science MCQs - Chapter 1

Air and Atmosphere Multiple Choice Questions (MCQs) PDF Download - 1

The Air and atmosphere Multiple Choice Questions (MCQs) with Answers PDF, air and atmosphere MCQs PDF Download e-Book Ch. 1-1 to study Grade 6 Science Course. Learn Air and Atmosphere Quiz Questions and Answers to study online classes courses. The Air and Atmosphere MCQs App Download: Free learning app for fractional distillation of air, composition of air, gas properties and air test prep for online certificate courses.

The Multiple Choice Question (MCQ Quiz): Nitrogen is obtained from fractional distillation of liquefied air at about; "Air and Atmosphere" App Download (Free) with answers: 186 °C; 196 °C; 176 °C; 166 °C; to study online classes courses. Solve Fractional Distillation of Air MCQ Questions, download Google eBook (Free Sample) for free online classes.

Air and Atmosphere Questions & Answers PDF Download: MCQ Quiz 1

MCQ 1:

Nitrogen is obtained from the fractional distillation of liquefied air at about

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

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

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

The main constituent in air is

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

On cooling, a liquid will be changed into

  1. dense
  2. solid
  3. semi-solid
  4. liquid
MCQ 5:

Combustion cannot take place without

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

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Air and Atmosphere App (Android & iOS)

Air and Atmosphere App (Android & iOS)

6th Grade Science App (Android & iOS)

6th Grade Science App (iOS & Android)

8th Grade Science App (Android & iOS)

8th Grade Science App (Android & iOS)

Earth Science App (Android & iOS)

Earth Science App (iOS & Android)