Index Fossils
2 years ago
r_hough
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13 QuestionsShow answers
  • Question 1
    30 seconds
    Q. An organism that no longer exists on Earth is called
    answer choices
    Decayed
    Evolved
    Extinct
    Preserved
  • Question 2
    30 seconds
    Q. Which rock layer contains the newest fossils?
    answer choices
    F
    E
    B
    C
  • Question 3
    180 seconds
    Q. According to the law of superposition, the oldest fossils are found 
    answer choices
    At the top of the rock layers
    Near the bottom of the rock layers
    In the middle of the rock layers
    Somewhat near the surface
  • Question 4
    30 seconds
    Q. The best index fossils have which two traits?
    answer choices
    widespread geographically, long lifespan
    widespread geographically, short lifespan
    specific place, long lifespan
    specific place, short lifespan
  • Question 5
    30 seconds
    Q. Index fossils help determine relative age through correlating rock layers.
    answer choices
    True
    False
  • Question 6
    30 seconds
    Q. One of the oldest organisms discovered is called a(n) _________.
    answer choices
    dinosaur
    micro-organism
    trilobite
    cast and mold fossil
  • Question 7
    20 seconds
    Q. The Law of Superposition helps scientists to determine what?
    answer choices
    The absolute age of rock layers
    The age of fossils
    The relative age of rock layers
    the super powers of rocks
  • Question 8
    10 seconds
    Q. According to the law of superposition, which layer is the youngest?
    answer choices
    A
    B
    C
  • Question 9
    30 seconds
    Q. Which rock layer in the diagram seems to be the oldest?
    answer choices
    F
    E
    B
    A
  • Question 10
    30 seconds
    Q. Which rock layer most likely contains fossils of the most recently evolved organisms?
    answer choices
    1
    2
    3
    4
  • Question 11
    900 seconds
    Q. How old do Paleontologists believe the Earth is?
    answer choices
    2015 years old
    3.6 billion years old
    4.6 billion years old
    4.6 million years old
  • Question 12
    30 seconds
    Q. Which of the following organisms formed last on Earth?
    answer choices
    Jellyfish
    Shark
    Lizards
    Horses
  • Question 13
    30 seconds
    Q. To be considered an index fossil, it had to have lived for a relatively short period of time.
    answer choices
    True
    False
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