Geologic Time #1

1. How old is the Earth?

• 1 billion years
• 2 billion years
• 4.6 billion years

2. What are the 2 categories of fossils?

• Body and Trace Fossils
• Body and Stagnant fossils
• Trace and Strong fossils
• Amber and Footsteps fossils

3. What was probably the first organism on Earth?

• Plants
• Alligators
• Bacteria

4. The first three Eons together are known as...

• The Cenozoic Time
• The Precambrian Time
• The beginning of Time

5. Life has been on Earth for all 4.5 billion years.

• True
• False

6. Which type of fossil would this be?

• Amber Fossil
• Body Fossil
• Trace Fossil

7. This type of fossil would be...

• Body Fossil
• Trace Fossil

8. What type of rock would hold this fossil?

• Igneous rock
• Sedimentary rock
• Metamorphic rock

An _______is when one organism dies off from Earth.

• Mass Extinction
• Extinction
• Evolution

The time of the Dinosaurs is known as the________Era.

• Mesozoic
• Cenozoic
• Precambrian
• Paleozoic