Air and Atmosphere Multiple Choice Questions 12

Learn air and atmosphere MCQs, grade 6 science test 12 for online courses learning and test prep, gas properties and air multiple choice questions and answers. Gas properties and air revision test includes science worksheets to learn for grade 6 science tests for kids.

Science multiple choice questions (MCQ) on left over gas after process of combustion is generally with options argon, oxygen, nitrogen and carbon dioxide, gas properties and air quiz for competitive exam prep, viva interview questions with answers key. Free science study guide to learn gas properties and air quiz to attempt multiple choice questions based test.

MCQs on Air and Atmosphere Quiz PDF Download Worksheets 12

MCQ. Left over gas after process of combustion is generally

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

C

MCQ. Sphere that prevent ultraviolet rays from sun is known as

  1. exosphere
  2. troposphere
  3. atmosphere
  4. stratosphere

C

MCQ. In humid areas, water vapor content is

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

A

MCQ. Percentage composition of oxygen in air is

  1. 21%
  2. 31%
  3. 41%
  4. 51%

A

MCQ. Air is important on earth because it has necessary components essential for life of

  1. plants
  2. animals
  3. organism
  4. plants, animals and other organisms

D