Gaseous Exchange Multiple Choice Questions Test 3 pdf Download

Practice biology quiz 3 on gaseous exchange MCQs, grade 10 gaseous exchange in humans multiple choice questions. Free gaseous exchange in humans guide has biology worksheet with answering options larynx, bronchi, mucous and glottis of multiple choice questions (MCQ) with gaseous exchange in humans quiz as in nostrils, substance which moistens and keep incoming air warm is classified as for exam prep. Study to learn gaseous exchange in humans quiz to attempt multiple choice questions based test.

MCQs on Gaseous Exchange - Quiz 3

MCQ. In nostrils, substance which moistens and keep incoming air warm is classified as

  1. bronchi
  2. larynx
  3. mucous
  4. glottis

C

MCQ. Amount of oxygen present in inspired air is

  1. 16%
  2. 28%
  3. 21%
  4. 25%

C

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

  1. bio-chemical processes
  2. mechanical processes
  3. non-mechanical processes
  4. both a and b

D

MCQ. In air passageway, trachea leads to two smaller tubes called

  1. pharynx duct
  2. alveolar ducts
  3. bronchi
  4. bronchioles

C

MCQ. Cells that line sac-like structure of each alveolus are called

  1. epithelial cells
  2. pulmonary cells
  3. alveoli
  4. bronchus

A