The greatest concentration of nitrogen on the planet Earth is found in ____.
A) living organisms
B) the atmosphere
C) soil minerals
D) fossil fuels
E) the oceans
Correct Answer:
Verified
Q2: An energy pyramid shows the _.
A)amount of
Q3: The biological components of a biogeochemical cycle
Q4: Animals obtain minerals such as phosphorus primarily
Q5: Primary consumers eat _.
A)detritivores
B)decomposers
C)producers
D)other consumers
E)any organism that
Q6: Which cycle relies most heavily upon bacteria?
A)water
B)carbon
C)nitrogen
D)phosphorus
E)sedimentary
Q7: The uppermost layer of soil that is
Q8: The majority of Earth's water is in
Q9: Four of the five answers listed below
Q10: Four of the five answers are consumers
Q11: Energy flow in an ecosystem is _.
A)cyclical
B)one-way
C)two-way
D)reversible
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