Multiple Choice
The greatest concentration of nitrogen on Earth is found in ____.
A) living organisms, including bacteria
B) the atmosphere
C) soil minerals
D) fossil fuels
E) oceans
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q7: Secondary succession can occur _.<br>A) after a
Q8: Match the trophic category to the correct
Q9: An example of a primary consumer is
Q10: Match the trophic category to the correct
Q11: Match the type of species interaction to
Q13: Match the term or concept to the
Q14: Examine the following figure of the water
Q15: Examine the following figure of the water
Q16: In an Arctic food web, the organisms
Q17: Competitive exclusion is based upon the idea