The "dead zone" in the Gulf of Mexico is:
A) home to numerous bacteria and bottom dwellers, such as sea stars and spiny lobsters, but no fishes.
B) due to regular dumping of untreated human sewage into the gulf.
C) a large zone of hypoxia caused by excessive decomposition of algae.
D) present year round.
E) the largest oxygen-free zone identified to date.
Correct Answer:
Verified
Q16: Mercury:
A) does not occur naturally in the
Q17: Eutrophication:
A) lessens biodiversity.
B) lowers the dissolved oxygen
Q18: Inorganic chemicals:
A) are contaminants that contain carbon
Q19: Thermal pollution:
A) only impacts the respiration of
Q20: Which of the following heavy metals contaminates
Q22: Which of the following occurs in sewage
Q23: What is the difference between an oligotrophic
Q24: Which of the following industries does NOT
Q25: Soil erosion forces about 200 acres of
Q26: Pollution that is discharged into the environment
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