Aquatic and Terrestrial Animals Respiratory Organs MCQs Quiz Online PDF Download

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MCQs on Aquatic and Terrestrial Animals Respiratory OrgansQuiz PDF Download

MCQ: Dome-shaped part under chest is called

  1. lungs
  2. bronchi
  3. diaphragm
  4. alveoli

C

MCQ: Tiny thin walled ducts which are present in lungs of birds are called

  1. alveoli
  2. bronchi
  3. parabronchi
  4. bronchioles

C

MCQ: Steep diffusion gradient is maintained by

  1. diffusion
  2. respiration
  3. ventilation
  4. transpiration

C

MCQ: Subdivision of tracheae into fine thin wall tubules which are called

  1. Rosaceae
  2. Poaceae
  3. Solanaceae
  4. Acacia

A

MCQ: Subdivision of bronchus are called

  1. bronchioles
  2. bronchi
  3. alveoli
  4. trachea

B