Multiple Choice
Eutrophication
A) encourages heavy surface algal blooms.
B) can block the O2 supply to the lake.
C) occurs when there are excess nutrients in aquatic ecosystems.
D) causes massive die-off of fish and invertebrates.
E) All of these choices are correct.
Correct Answer:
Verified
Correct Answer:
Verified
Q40: The sediment in a lake, composed of
Q41: The Gaia Theory says that<br>A)the biosphere contains
Q42: Which of the following is incorrect about
Q43: The overall role that a species serves
Q44: Carbon dioxide, sulfur dioxide, methane, and nitrous
Q46: Which of the following is not correct
Q47: A food web is generally simpler to
Q48: Life would not be possible without<br>A)autotrophs.<br>B)primary consumers.<br>C)secondary
Q49: What is "nitrogen fixation" and how do
Q50: Some bacteria, such as Desulfovibrio, are able