Enviro end of year exam Flashcards
1
Q
Bioaccumulation
A
The gradual buildup of pollutions in an organism over time
2
Q
Biomagnification
A
The increasing concentration of pollutants as they move up the food chain
3
Q
Difference between biomagnification and bioaccumulation
A
Differ from each other because it affects organism of higher trophic levels more severely
4
Q
POP (C,H,O ) must contain carbon, hydrogen and oxygen
A
- Persistent
- Organic
- Pollutant
5
Q
Example of a POP
A
DDT
Accululates in fat tissue of organisms and disrupts reproductive systems
6
Q
Acid rain
A
Caused by air pollution, specifically from sulphur dioxide and nitrogen oxides emissions.
7
Q
A
