In most developed countries,large fish kills and contamination of drinking water are not caused by ____.
A) malfunctioning sewage treatment plants
B) accidental release of toxic industrial chemicals
C) deliberate release of toxic industrial chemicals
D) accidental release of predatory exotic species
E) pesticides and plant nutrients from agricultural sources

Question

Quizplus · Accepted Answer

Accidental release of predatory exotic species typically affects ecosystems by altering food chains or competition among species, rather than directly causing large fish kills or contaminating drinking water, which are more directly linked to chemical pollutants or sewage issues.

In Most Developed Countries,large Fish Kills and Contamination of Drinking