Question

Match the respiratory surface to the organism in which it is found:

Organisms	Respiratory surface/organs
(1) Limulus	(a) Lungs
(2) Protists	(b) Internal gills
(3) Tadpoles of frog	(c) Book lungs
(4) Fishes	(d) External gills
(5) Reptiles	(e) Plasma membrane
(6) Spiders	(f) Book gills
	(g) Cloaca

Answer 1

Organisms	Respiratory surface/organs
(1) Limulus	(f) Book gills
(2) Protists	(e) Plasma membrane
(3) Tadpoles of frog	(d) External gills
(4) Fishes	(b) Internal gills
(5) Reptiles	(a) Lungs
(6) Spiders	(c) Book lungs