Get premium membership and access questions with answers, video lessons as well as revision papers.

The diagram below shows the gaseous exchange system of a locust.

      

The diagram below shows the gaseous exchange system of a locust.
Biology522012449842.jpg
(a) Name the structure labelled Q.
(b) State the function of the part labeled R.
(c) How is the part labeled S structurally adapted tom its function?

  

Answers


John
(a) Spiracle

(b) R is the trachea which is air tube that penetrate the body space and carries oxygen to and carbon (IV) oxide away from tracheoles

(c) - Thin walled to reduce distance for diffusing molecules sine it lacks spiral bands of chitin to make the surface permeable to respiratory gases

- Moist to dissolve respiratory gases
johnmulu answered the question on May 4, 2017 at 05:50


Next: The diagram below represents a model used to demonstrate breathing in mammals.
Previous: Explain each of the following: (i) The tracheoles lack spiral bands of chitin; (ii) The floor of the mouth is lowered during inhalation in a bony fish.

View More Biology Questions and Answers | Return to Questions Index


Learn High School English on YouTube

Related Questions