Evidence of Evolution ESL

Which of the following is the collection of life's remains found in sedimentary rock?

• natural selection

• homologous structures

• the fossil record

Which layer is the youngest?

• 1

• 2

• 3

• 4

How do fossils provide evidence that evolution has happened?

• Show how the sizes of animals have changed drastically over many years

• Fossils show how organisms today are similar to those from the past

• Different rock layers provide evidence for how the environment has changed over time

Similarities in bone arrangements, like those in the picture, support the idea that...

• these organisms are not well adapted

• these organisms share a common ancestor

• these organisms all share the same DNA sequences

Which of the following is an example of a vestigial structure?

• the hind limbs of a house cat

• the fins of sharks

• the tailbone of a human

What is this an example of what type structure?

• Homologous structure

• Analogous structure

• Vestigial organs

The picture shows a/an ___________

• homologous structure

• vestigial structure

The fossils found farther from the surface of the ground are -

• Older & simpler

• Younger & simpler

• Older & more complex

A bat wing and a butterfly wing are both used for flying but they are made differently. What type of structure is this?

• Homologous structure

• Analogous structure

• Vestigial structure

Which of the pictures above would be examples of homologous structures?

• 1 and 2

• 2 and 3

• 1 and 3