Multiple Choice
In aquatic ecosystems, leaves with high lignin content decompose
A) rapidly because lignin is a nutrient-rich compound.
B) rapidly because lignin enhances colonization by decomposing fungi.
C) slowly because lignin reduces colonization by decomposing fungi.
D) slowly because lignin is a carbon-poor compound.
E) slowly because lignin-containing leaves sink rapidly.
Correct Answer:

Verified
Correct Answer:
Verified
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Q12: The major pool of nitrogen in the
Q13: Which of the following is NOT an
Q14: Plants in low nutrient ecosystems tend to<br>A)
Q15: A major perturbation of the carbon cycle
Q17: Streams with higher densities of stream invertebrates
Q18: Vanni and colleagues found a positive correlation
Q19: Nitrogen fixation is an energy-demanding process because
Q20: "Nitrification" is the conversion of<br>A) carbon compounds
Q21: _ is the process of increased nutrient