PCBs are characterized by being:
A) Persistent.
B) Easily biodegradable.
C) Radioactive.
D) Responsible for global warming.
E) Responsible for eutrophication.
Correct Answer:
Verified
Q15: Persistent chemicals such as pesticides are particularly
Q16: A substance that is biodegradable:
A)Evaporates very slowly.
B)Forms
Q17: Which of the following is not an
Q18: Trawling is particularly destructive to:
A)Soft bottom communities.
B)Coral
Q19: Chlorinated hydrocarbons reach the marine environment by
Q21: Efforts to restore kelp forests include:
A)Transplantation of
Q22: Heavy metals include all of the following
Q23: Which of the following is not true
Q24: Mercury toxicity has been directly linked with
Q25: A threatened species is one that is:
A)In
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