Air and Atmosphere Multiple Choice Questions Test 13

Practice science test 13 on air and atmosphere MCQs, grade 6 air and processes multiple choice questions and answers. Air and processes revision test has science worksheets, answer key with choices as oxygen & water, carbon dioxide & water, many gases and nitrogen & oxygen of multiple choice questions (MCQ) with air and processes quiz as in respiration glucose and oxygen combine together to form for competitive exam prep. Free science study guide to learn air and processes quiz to attempt multiple choice questions based test.

MCQs on Air and Atmosphere Quiz pdf Download Worksheets 13

MCQ. In respiration glucose and oxygen combine together to form

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


MCQ. Process of trapping some of heat from sun to maintain life on earth is known as

  1. equilibrium
  2. greenhouse effect
  3. none of them
  4. global warming


MCQ. People having respiratory problems like asthma, are dosed medically with

  1. calcium
  2. oxygen
  3. nitrogen
  4. magnesium


MCQ. Oxygen is used in manufacture of

  1. glass
  2. medicine
  3. metal
  4. chemical


MCQ. Respiratory system contains organs necessary for process of

  1. photosynthesis
  2. respiration
  3. rusting
  4. combustion