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Respiratory System MCQs
Animals use _____ types of gas-exchange systems
2
4
6
7
4
_____ occurs through the outer surface of an animal
Integumentary exchange
Tracheal exchange systems
Both of these
None of these
Integumentary exchange
Worms and amphibians employ _____ type of gas-exchange system
Tracheal exchange systems
gills
Integumentary exchange
lungs
Integumentary exchange
_____ are external structures that exchange gases in watery environments
ribs
Lungs
Gills
None of these
Gills
_____ rely on a network of tubes that end in holes to move oxygen and carbon dioxide throughout the bodies of certain types of insects
Tracheal exchange systems
gills
Integumentary exchange
lungs
Tracheal exchange systems
_____ are internal structures that use diffusion to transport gases into and out of the body
lungs
gills
stomach
None of these
lungs
_____ is the outer covering of an animal
tendon
integument
ligament
None of these
integument
