The diagram below shows a respiratory surface of an organism.

      

The diagram below shows a respiratory surface of an organism.
pic17920191650.png
a. Name the class to which the organism having the respiratory surface belong and state its habitats.
b. Circle the letter on the diagram that represents the specific site where gaseous exchange takes place.
c. Label parts F and G.
d. Name the functions of part labeled G.
e. Give a reason why respiratory surfaces are supplied with a dense network of blood capillaries.

  

Answers


sharon
a) (Class) Pisces
(Habitat) water/acquatic
b) Letter E
c) F gill raker
G gill bar
d) Provide a surface for the attachment of gill filaments;
Provide a surface for the attachment of gill rakers
e) Efficient transportation of respiratory gases to and from the respiratory surfaces;
sharon kalunda answered the question on September 17, 2019 at 13:51


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