Porpoises are members of which of the following orders?
A) Carnivora
B) Cetacea
C) Chiroptera
D) Rhenanida
E) Sirenia
B
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Habitat loss is an underlying cause of species extinction.
Answer the following statement true (T) or false (F)
Concentric zones surrounding an igneous intrusion in which contact metamorphism has taken place are called ____________________
Fill in the blank(s) with correct word
The most effective way to reduce GHG emissions is to increase
A) the production of electric cars. B) energy efficiency and renewable energy. C) our reliance on widely available natural gas resources. D) the use of coal gasification plants and scrubber technologies to reduce sulfur emissions.
The term for groundwater that is confined and rises in a well because it is under pressure is
A. artesian. B. hydraulic gradient. C. groundwater divide.