Gaseous Exchange Multiple Choice Questions Test 9 pdf Download

Practice biology quiz 9 on gaseous exchange MCQs, grade 10 gaseous exchange in humans multiple choice questions. Free learning guide has biology worksheet with answering options 14 pairs, 12 pairs, 15 pairs and 11 pairs of multiple choice questions (MCQ) with gaseous exchange in humans quiz as pair of ribs in chest wall are for exam prep. Study to learn gaseous exchange in humans quiz to attempt multiple choice questions based test.

MCQs on Gaseous Exchange - Quiz 9

MCQ. Pair of ribs in chest wall are

  1. 12 pairs
  2. 14 pairs
  3. 15 pairs
  4. 11 pairs


MCQ. As compared to respiration, processes involved in breathing includes

  1. bio-chemical processes
  2. mechanical processes
  3. non-mechanical processes
  4. bio-physical processes


MCQ. Amount of carbon dioxide (CO2) present in inspired air is

  1. 0.06%
  2. 0.04%
  3. 4%
  4. 6%


MCQ. In air passageway, nasal cavity opens into a muscular passage which is called

  1. nostrils
  2. pharynx
  3. trachea
  4. glottis