Multiple Choice
Toward the end of the Archean Eon,____________.
A) the first abundant shelly organisms appear in the fossil record
B) Earth's interior was so hot that a solid outer crust,if present,was likely being extensively remelted
C) stable continental interiors,termed cratons,first formed
D) the dinosaurs appeared and came to dominate large-scale terrestrial life
Correct Answer:
Verified
Correct Answer:
Verified
Q2: The generally accepted scientific theory for the
Q4: Banded-iron formations were abundantly produced during the
Q5: Through geologic time,continents have drifted over the
Q6: Stromatolites are layered structures produced by the
Q7: Animals and plants are both _.<br>A)autotrophs<br>B)eukaryotes<br>C)opisthokonts<br>D)prokaryotes
Q11: The Mesozoic Era is a time in
Q12: Earth became internally differentiated,with a metallic core
Q13: Tyrannosaurus rex,one of the largest carnivorous dinosaur
Q16: Earth was hotter than today during the
Q50: Dinosaurs first appeared during the _ Period.<br>A)