Ashfall Fossil Beds PPT PAW worksheet

What does the Ashfall deposit preserve?

• Fossilized remains of ancient animals

• Ancient human artifacts

• Remains of prehistoric plants

• Meteorite fragments

When did the volcanic ash fall at Ashfall occur?

• Approximately 12 million years ago

• Approximately 5 million years ago

• Approximately 20 million years ago

• Approximately 2 million years ago

During which geological period did the Ashfall event occur?

• Late Miocene

• Early Jurassic

• Late Cretaceous

• Early Triassic

Which animals were mentioned as visiting Ashfall?

• Lions and tigers

• Bears and wolves

• Zebra-like horses and four-tusker elephants

• Kangaroos and koalas

What was the initial appearance of the ash cloud that descended on the water hole?

• A thick, visible cloud

• A haze over the area

• A clear sky

• A rainstorm

What happened to the sky as the ash began to fall?

• It became brighter

• It got darker

• It stayed the same

• It turned blue

Which birds are mentioned as having died quickly due to the ash?

• Sparrows, eagles, and owls

• Cranes, hawks, and vultures

• Penguins, doves, and parrots

• Robins, crows, and seagulls

Where are the skeletons of the birds found after the ashfall?

• On top of the ash beds

• At the lowest levels of the ash beds

• In the trees

• In the water

Which animals are thought to be some of the first to perish due to the ash?

• Fish

• Pond turtles

• Deer

• Frogs

What happened to animals with the least lung capacity during the Ashfall event?

• They survived longer than others.

• They perished quickly.

• They migrated to safer areas.

• They adapted to the conditions.