Which of the following increases the surface area available for gas exchange among various organisms?
A) finely divided inner lung surface in mammals
B) tubular body shape,as in annelids
C) finely divided gills in fish
D) flattened body,as in planarians
E) All of these choices increase surface area.
Correct Answer:
Verified
Q4: Which organisms use negative pressure to move
Q5: The grasshopper is a terrestrial animal that
Q6: Ventilation includes
A)inspiration.
B)expiration.
C)illumination.
D)All of these are correct.
E)Both inspiration
Q7: The earthworm is a terrestrial animal that
Q8: There is unidirectional flow of air for
Q10: Which features are required for efficient external
Q11: The exchange of gases between the lungs
Q12: Gas exchange takes place by the physical
Q13: Gills are used in respiration by all
Q14: In order to maximize diffusion across the
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