The oldest grain of sand found and dated is made of
A) zircon.
B) diamond.
C) peridotite.
D) basalt.
Answer: A
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What accounts for the offsets that occurs along the mid-ocean ridge lines?
a. Faults b. Abyssal plains c. Subduction zones d. Seamounts e. Abyssal hills
The belief in the existence of only one god is
A) animism. B) cosmogony. C) monotheism. D) polytheism. E) pagan.
A notable political process in modern Europe, often related to issues of linguistic, religious, and ethnic identity, is __________, the dispersal of political powers to ethnic minorities and other subnational groups
Fill in the blank(s) with correct word
The IUCN's Red List is ________
A) an updated list of species facing unusually high risk of extinction B) a list of unidentified species C) a list of ecologically harmful invasive species D) a scorecard of international failures at conservation E) an identification list of known species