Which ecosystem type that has the greatest net primary productivity?

A. tundra
B. desert
C. tropical rainforest
D. open ocean
E. algal beds and reefs


Answer: E. algal beds and reefs

Biology & Microbiology

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An elongate uniramid with many legs as well as poison claws is known as a(n):

a. mite. b. tick. c. insect. d. centipede. e. millipede.

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Staphylococcus aureus produces the enzyme ________, which causes blood plasma to clot.

Fill in the blank(s) with the appropriate word(s).

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The first photosynthetic autotrophs used the energy of the sun to split H2O because it is not very electronegative

______________ Indicate whether the statement is true or false.

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In the rain forests of Panama, scientists found a colony of tree-dwelling black ants where some individuals had red abdomens. When examined, the scientists determined that the ants with red abdomens were infected with roundworm eggs

Birds would prey on these ants, mistaking their red bellies for berries. In the interactions among the tree-dwelling black ants, the roundworms, and the birds, the roundworms are the A) predators. B) parasites. C) hosts. D) mutualists. E) prey.

Biology & Microbiology