Air and Atmosphere Multiple Choice Questions and Answers 13

Learn air and atmosphere MCQs, grade 6 online science test 13, air and processes multiple choice questions and answers. Air and processes revision test has science worksheets, helping 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, viva interview questions. Free science study guide to practice 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

A

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

B

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

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

B

MCQ. Oxygen is used in manufacture of

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

C

MCQ. Respiratory system contains organs necessary for process of

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

B