The process by which organisms that have traits that help them survive and reproduce is A. competitive disadvantage
B. survival
C. natural selection
D. a beneficial trait

Most of the fossils found in virginia are in the coastal plain, valley, ridge, and appalachian plateau regions, best suggesting that these geographic provinces a) were once covered by seawater. b) are the oldest parts of virginia. c) have a great deal of karst topography. d) have large amounts of sedimentary rock.

Compare the composition of the moon's surface with the composition of the earth's surface.

Which event would lead to primary succession of a forest?