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Author Question: Archaeopteryx fossils are those of a prehistoric a. bird. b. crinoid. c. trilobite. d. ground ... (Read 56 times)

appyboo

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on: Jul 28, 2018
Archaeopteryx fossils are those of a prehistoric
 a. bird.
  b. crinoid.
  c. trilobite.
  d. ground sloth.

Question 2

The K-T impact is thought to have occurred at what site?
 a. Iridium
  b. Chicxulub
  c. Gubbio
  d. Alvarez


Jane

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Reply #1 on: Jul 28, 2018
Answer to Question 1

a

Answer to Question 2

b


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