Choose the one most appropriate answer for each.
-Endangered species

A)Species that remains restricted to the area where it evolved
B)Species that fail to turn up signs of any individuals after repeated, extensive surveys of its known range
C)New method of harvesting trees to preserve diversity
D)Field of biology that documents biodiversity, and seeks way to maintain it to ensure our survival
E)Species vulnerable to extinction
F)Work designed to renew or recreate a natural system that has been degraded or destroyed
G)Places that have species found nowhere else and are under great threat of destruction
H)Species likely to become endangered in the near future
I)Chemical pollutant becomes increasingly concentrated as it moves up through food chains
J)Narrow corridor of vegetation along a stream or river
K)An organism builds up increasing amounts of a chemical pollutant it its tissues over time