Gaseous Exchange Multiple Choice Questions and Answers 20 PDF Download

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MCQs on Gaseous Exchange Worksheets 20 Quiz PDF Download

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

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


MCQ: Trachea divides into two smaller tubes called

  1. Bronchioles
  2. Bronchi
  3. Alveolar ducts
  4. Alveoli


MCQ: World no tobacco day is celebrated on

  1. 20th January
  2. 21st May
  3. 31st May
  4. 1st May


MCQ: In plants, cells that carry process of photosynthesis in day time are classified as

  1. epidermal cells
  2. mesophyll cells
  3. lenticels
  4. stomata


MCQ: Respiratory disorder in which lungs are affected is called

  1. emphysema
  2. bronchitis
  3. pneumonia
  4. asthma