Multiple Choice
The oldest known fossils are
A) trilobites and brachiopods.
B) algae and bacteria.
C) fungi and algae.
D) worms and jellyfish.
Correct Answer:
Verified
Correct Answer:
Verified
Q35: During the Mesozoic,the supercontinent of Gondwanaland fragmented
Q36: Radiometric dating is based on<br>A)decay of uranium-238
Q37: Life forms in the Precambrian included<br>A)trilobites.<br>B)brachiopods.<br>C)coelacanths.<br>D)cyanobacteria.
Q38: Granitic pebbles with a radiometric age of
Q39: What is the most widely accepted hypothesis
Q41: According to most estimates,Earth is approximately<br>A)4.5 thousand
Q42: In a sequence of rock layers we
Q43: The break-up of Pangaea had worldwide consequences-how
Q44: The numerical dates associated with events on
Q45: In a sedimentary rock that contains inclusions