Recent discoveries have shown the Challanger Expedition and other 19th-century oceanographic expeditions assumption that the deep ocean had no ______________ was incorrect.
A) Sediments
B) volcanic activity
C) water movement
D) biodiversity
Correct Answer:
Verified
Q17: Deep-sea pelagic fishes are characterized by all
Q18: The presence of bioluminescent organs on the
Q19: Photophores are:
A)Specialized eyes.
B)Buoyancy-regulating organs.
C)Specialized jaws.
D)Light-sensitive organs that
Q20: The main oceanic thermocline is located:
A)In the
Q21: The major advantage that deep-sea benthic animals
Q23: Bacteria thriving around deep-sea hydrothermal vents are:
A)Photosynthethic.
B)Symbiotic.
C)Heterotrophic.
D)Parasitic.
E)Chemosynthetic.
Q24: A shrimp that occurs in large numbers
Q25: Deep sea gigantism is most common in:
A)Crustaceans.
B)Polychaetes.
C)Brittle
Q26: An unknown fish has been brought to
Q27: The "experimental lunch" that was left on
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