In primary production:
A) carbon dioxide is released into the water.
B) oxygen is utilized by plants.
C) oxygen utilized by animals is less than the oxygen consumed by autotrophs.
D) proteins are made by animals.
E) there is a net gain in organic carbon.
Correct Answer:
Verified
Q20: In temperate oceans during the summer months:
A)
Q22: An important marine autotroph that has SiO₂
Q23: Bacteria that make their own carbohydrates by
Q24: Although primary productivity in tropical areas is
Q28: An area of the open ocean where
Q29: The most abundant marine algae are members
Q40: The distinction between a food chain and
Q42: Productivity in polar oceans is:
A)light-limited.
B)nutrient-limited.
C)oxygen-limited.
D)light and nutrient-limited.
E)nutrient
Q56: The relative productivity in the world's oceans
Q58: Overproduction of organic matter resulting in anoxic
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