A demonstration of the second law of thermodynamics is
A) the amount of energy coming from the sun.
B) that carnivores require more energy than herbivores.
C) that there is more producer biomass than herbivore biomass in an ecosystem.
D) the high proportion of protein in the diets of Americans.
Correct Answer:
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Q2: In the carbon cycle the two primary
Q3: As with all organic molecules, carbon forms
Q4: The role of decomposers is important to
Q5: Most of the processes that influence the
Q6: The hydrologic cycle involves
A) the formation of
Q8: The difference between an ecosystem and a
Q9: The amount of plant biomass in an
Q10: Decomposers
A) are unimportant links in a food
Q11: A food chain always begins with
A) sympathetic
Q12: A food web is
A) a long food
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