5.7 Flashcards
1
Q
Eutrophication
A
a form of water pollution involving an excess of nutrients such as nitrates and phosphorus, resulting in algal blooms and possible death of fish and other organisms
2
Q
Insecticides
A
a chemical used to kill insects
3
Q
Fungicides
A
a chemical used to kill fungal growth
4
Q
Herbicides
A
a chemical used to kill unwanted plants (weeds)
5
Q
Bioaccumulation
A
magnification of concentrations of a substance such as a nonbiodegradable pesticide along the food chain; also known as biological magnification
6
Q
Biological magnification
A
see bioaccumulation
7
Q
Introduced species
A
an organism that has been released into an ecosystem in which it does not occur naturally
