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5 Written questions

5 Matching questions

  1. trachea
  2. respiration
  3. diffusion
  4. gill arch
  5. gill filament
  1. a in fish, the skeletal-supporting structure of a gill
  2. b the metabolic processes whereby certain organisms obtain energy from organic moelcules
  3. c fingerlike projection from a gill where respiratory gases enter and leave the blood
  4. d membranous tube with cartilaginous rings that conveys inhaled air from the larynx to the bronchi
  5. e process by which molecules tend to move from an area where they are more concentrated to an area where they are less concentrated

5 Multiple choice questions

  1. Makes up the exoskeleton of arthropods
  2. flow of water in the gill chamber of fish allows for respiration, water passes one way and blood flows the other
  3. respiratory organ of aquatic animals that breathe oxygen dissolved in water
  4. the bodily process of inhalation and exhalation
  5. Tubes that bring gases in from the outside, in a series on each side of the body of an insect

5 True/False questions

  1. bronchitwo short branches located at the lower end of the trachea that carry air into the lungs.


  2. permeableallowing (especially liquids) to pass or diffuse through


  3. spiraclesbreathing tubes of insects located on abdomen


  4. gill lamellaewhere gas exchange occurs, with countercurrent flow between blood and water


  5. haemoglobina protein containing iron, found in red blood cells, which carries oxygen