Hazardous or toxic waste is waste that
a. threatens human health or the environment
b. is dangerously corrosive
c. is dangerously chemically reactive
d. all of these
e. none of these answers
D
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Where in the cloud is Bergeron process going to be most vigorous?
A. developed areas on land B. developed areas along coasts C. less developed areas on land
Which lab tool would be most useful to a palynologist?
a. microscope b. telescope c. scale d. Geiger counter e. oscilloscope
Many conservationists support returning top predators such as wolves and panthers to areas where they have been exterminated. Although some reintroductions have been made, the practice is controversial because these animals are
A) considered by some ranchers to be a threat to livestock and humans. B) being introduced into areas that have never had predators before. C) predators that feed on many other endangered species. D) carriers of diseases that may infect other species in the region.