Air and Atmosphere Multiple Choice Questions Test 9

Practice science quiz 9 on air and atmosphere MCQs, grade 6 atmosphere multiple choice questions. Free atmosphere guide has science worksheet with answering options increasing altitude , same height, constant height and decreasing height of multiple choice questions (MCQ) with atmosphere quiz as there is no boundary between atmosphere and space, so density of atmosphere decreases with for exam prep. Study to learn the atmosphere quiz to attempt multiple choice questions based test.

MCQs on Air and Atmosphere - Quiz 9

MCQ. There is no boundary between atmosphere and space, so density of atmosphere decreases with

  1. same height
  2. increasing altitude
  3. constant height
  4. decreasing height

B

MCQ. Chemical formula of ozone is

  1. O3
  2. O2
  3. O4
  4. O5

A

MCQ. A blanket of gases surrounding planet is known as

  1. ozone
  2. temperature
  3. season
  4. atmosphere

D

MCQ. Iron rusts when it comes in contact with

  1. carbon dioxide & water
  2. oxygen & water
  3. many gases
  4. nitrogen & oxygen

B

MCQ. A reaction in which oxygen is used up for production of thermal and light energy is known as

  1. production
  2. combustion
  3. reaction
  4. respiration

B