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- 1. Multiple Choice
How many layers is fossil 'A' found in?
1
2
3
4
- 2. Multiple Choice
Which fossils are found in layer 5.
A, B
A, C
C only
C, D
- 3. Multiple Choice
How many of each fossil is found in layer 5?
2 of fossil C and 3 of fossil D
1 of fossil B and 3 of fossil D
2 of fossil B and 2 of fossil D
3 of fossil C and 2 of fossil D
- 4. Multiple Choice
What are the oldest fossils and why?
B, C- because they are closest to the top
A, B- because they are closest to the bottom
They are all the same age- because they are all found on layer 2
A, B- because they are found closest to the top
- 5. Multiple Choice
When did fossil A become extinct?
Layer 1
Layer 2
Layer 3
Layer 4
- 6. Multiple Choice
Fossil A is an ancient mollusk, an organism that needs water to survive. Why do you think that the mollusk went extinct in this particular sample of the fossil record?
When the ocean levels rose in layer 4, the mollusk went extinct because they cannot live in water
For some reason, the ocean disappeared causing the mollusk to thrive
For some reason, the ocean disappeared causing the mollusk to go extinct
When the ocean level rose in layer 4, the mollusk thrived because they need water
- 7. Multiple Choice
In which layer did fossil C come into existence? How do you know this?
Layer 1-Because that is the layer it is first seen
Layer 1- Because that is the last layer it is seen in
Layer 2- Because that is the layer it is first seen
Layer 2- Because that is the last layer it is seen in
- 8. Multiple Choice
Do no rush, examine the diagram. How has life evolved starting with the oldest fossils?
Life started in the ocean and over time organism became to appear with no common ancestors. Fish evolved first, then reptiles, then mammals and finally birds.
Life started in the ocean then slowly evolved through natural selection to life on land. Fish evolved first, then reptiles, then mammals and finally birds.
Life started on land and over time humans began to evolve into fish, then reptiles, and birds.
Life started in the ocean as four-legged amphibians which then evolved to palm trees, then to dinosaurs, and eventually into humans.
- 9. Multiple Choice
Which is the major difference between the Permian period and the Jurassic period?
Organisms evolved to from land animals to being able to fly
Organisms went from four legs to two
Organisms got fatter
Organisms stayed the same during these periods
- 10. Multiple Choice
Homologous structures are bones or organs found in different animals which very closely resemble structures in different organisms. What can you conclude about the past of these organisms?
They all have evolved through natural selection but do not use these structures anymore.
They all share a common ancestor but have evolved through natural selection
They all share a common ancestor but did not evolve from natural selection
- 11. Multiple Choice
The evolution of the horse is the most complete fossil record we have of a single organism. Using the picture, what can you conclude happened to the horse over time?
The horse grew larger and lost its toes
The horse shrank and lost its toes
The horse grew larger and gained toes
The horse shrank and gained toes
- 12. Multiple Choice
Chose the graph which accurately depicts how many layers each fossil is found in.
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