The fossil record clearly shows that ________
A) nearly all species that have existed in the past still exist today
B) large complex organisms evolved long before simple organisms
C) new species appear suddenly and fully differentiated, without an ancestral species
D) several different species can hybridize to produce a single new species
E) all species evolve from pre-existing species
E
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Relative age dating enables scientists to determine the age in years of a rock mass, whereas absolute
age dating can only determine the sequence of events. Indicate whether the statement is true or false.
Sustainability involves ________
A) maintaining the natural environment and human society in a healthy and functional state B) maintaining or improving the current quality of human life C) opposing change from current policies D) focusing on fulfilling short-term needs E) maintaining resource use at current or higher levels
Each number on this figure refers to a location depicting groundwater in a subsurface material that is consistent in character across the entire figure. Of these locations, which two sites are on the opposite side of a groundwater divide?
A) Between 1 and 2
B) Between 2 and 3
C) Between 3 and 4
D) Between 4 and 5
E) None of these are correct.
The texture of an igneous rock consisting of coarse-grained crystals surrounded by very small crystals is called
A) aphanitic. B) phaneritic. C) porphyritic. D) glassy.