Which of the following is a biotic factor of an ecosystem?
A) soil minerals
B) water
C) oxygen
D) bacteria
Correct Answer:
Verified
Q5: Which of the following trophic levels could
Q6: What is the "downside" to extensive use
Q7: Herbivores would usually be placed in which
Q8: Which of the following statements is true?
A)Glaciers
Q9: What is the main consideration in determining
Q11: Which of the following water uses is
Q12: About how much of the atmosphere is
Q13: Why have legumes been planted as a
Q14: What major agricultural innovation in the early
Q15: Groundwater that is trapped between two layers
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