The tsetse fly is sometimes referred to as Africa's greatest conservationist. The fly is also considered a _______ species
a. endangered
b. exotic
c. alien
d. keystone
e. invasive
D
Environmental & Atmospheric Sciences
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An independent political unit that claims exclusive jurisdiction over a territory and all the people in it is a
A) colony. B) nationality. C) satellite. D) state.
Environmental & Atmospheric Sciences
__ are examples of naturally occurring biological hazards
a. viruses and salmonella b. carbon dioxide and nitrogen gas c. crude oil seeps and radon gas d. DDT and DDE
Environmental & Atmospheric Sciences
________ is the name applied to hot springs on the seafloor where 350 degree Celsius metal-rich solutions are discharged into the cold waters of the ocean.
A. Ophiolites B. Andesite C. Fumaroles D. Hot spots E. Black smokers
Environmental & Atmospheric Sciences
A VISCOUS material:
a) flows easily. b) flows less easily c) is always hot d) is always a solid e) is always cold
Environmental & Atmospheric Sciences