
What Happened Before 9D
Quiz by Teri Mcleod
Track each student's skills and progress in your Mastery dashboards
All of the following are very helpful when identifying evidence of past living plants EXCEPT
The diagram shows layers of rock next to a road.
Layer 3 contains many plant fossils. Layer 3 most likely formed in which type of environment?

When an organism dies and becomes buried in sediment, mineral fossilization may occur. Soft parts of the organism decay quickly, while hard parts such as bones, take more time. As water seeps through the sediment and bone minerals in the water begin to replace the cells in the bone. It eventually turns to stone. What type of condition must be present for mineral fossilization to occur?
Students are creating a model of a fossil during science class. Which explains why scientist study fossils?
An ancient fossil of a fish was found in a dry area. What does this suggest about how this area used to look?

Fossils are found in which of the following?
When examining sedimentary rock layers to better understand the nature of a fossil's environment, which layer is considered to have evidence of the oldest past living organism?
Place the items in the correct group.
Where we live was once covered in water.
Put the layers in order from oldest to youngest.
