Unit 6 lesson 1 Quiz

Joanie brought home several different seashells from the beach. Which one was a fossil?

• A clam that died on the way home.

• a rock with an imprint of a shell

• a clump of seashells stuck together

• two seashell halves that fit togehter.

Which extinct organism is most clearly related to today's sharks?

• Mammoths
• Dinosaurs
• Megalodon

• Sabertooth Tigers

What is most likely the reason saber toothed cats became extinct?

• Climate change, competition with other predators, and decline in prey population
• Increase in prey population
• Introduction of a new predator
• Overpopulation of saber toothed cats

What is a scientist that studies fossils called?

• astronomer
• botanist
• zoologist
• paleontologist

Fish live in many different environments such as lakes, ponds and oceans. Which is one feature in fish that has changed greatly over time?

• Scales

• Bones

• Eyes

• Jaws

What is a fossil?

• The preserved remains of aliens from outer space
• The remains of modern animals
• The preserved remains or traces of animals, plants, and other organisms from the remote past.
• Fossils are not real, just a myth

When referring to fossil, what is a mold cast?

• A type of rock formation found in sedimentary layers
• A method of preserving fossils using heat and pressure
• A type of dance performed by ancient organisms
• A replica of the original organism created by filling a mold with sediment or minerals

What is a trace fossil?

• A fossilized mark formed by the movement or behavior of an animal
• A type of ancient artifact
• A preserved plant or animal remains
• A type of rock formation

What is an example of a trace fossil

• Fossilized seashells
• Fossilized tree trunk
• Footprints
• Fossils of dinosaur bones

Fossil records indicate that most of the world was once ___________?

• a forest
• a desert
• covered in ice
• covered by water