Which adaptive characteristic do organisms within the deep pelagic and benthic communities have in common?
A) heavy support structures
B) gigantism
C) calcium carbonate exoskeleton
D) gas-filled internal spaces
Question 2
Which of the following statements is FALSE concerning hydrothermal vents?
A) They are typically found in shallow waters near subduction zones.
B) Certain animals are found at hydrothermal vents such as tube worms.
C) Hydrothermal vents are typically found associated with spreading centers.
D) Vent waters cool as they are released from the vent.