Evidence for Evolution Quiz

What does the theory of biological evolution claim about all living things on Earth?

• They have no relation to each other.

• Only plants have a common ancestor.

• They all evolved from a common ancestor.

• They were created independently at the same time.

Which branch of the evolutionary tree is focused on to discuss evolution in the video?

• Reptiles

• Insects

• Cetaceans

• Birds

What is comparative anatomy?

• The study of animal behavior in different environments.

• The study of plant species and their growth.

• The study of human anatomy only.

• The study of similarities and differences in the anatomy of different species.

What feature of whale anatomy suggests they evolved from land mammals?

• Presence of hair and mammary glands

• They lay eggs

• Ability to breathe underwater

• Presence of gills

What does embryology study reveal about whale evolution?

• Whales have always been aquatic.

• Whale embryos show stages of leg development.

• Whale embryos are identical to fish embryos.

• Embryology has no relevance to whale evolution.

What is significant about the basilosaurid whales' fossils?

• They are the smallest whales ever discovered.

• They had feathers instead of hair.

• They were fully aquatic with no leg bones.

• They show an intermediate nasal placement.

What does the existence of Maiacetus in the fossil record indicate?

• Whales once had the ability to fly.

• Maiacetus represents a fully aquatic whale with no land capabilities.

• Maiacetus fossils are unrelated to whale evolution.

• Maiacetus could potentially walk on land, indicating a transition from land to water.

How does DNA evidence support whale evolution?

• DNA analysis shows whales evolved from birds.

• There is no DNA evidence supporting whale evolution.

• Whales and hippos share a common ancestor.

• Whale DNA is identical to fish DNA.

What common feature do whales and hippos share?

• Both may give birth and nurse underwater.

• Both have fur coats.

• Both have external testicles.

• Both are primarily carnivorous.

What does the theory of evolution suggest about the relationship between all living things on Earth?

• There is no relationship.

• All living things are related through common ancestry.

• Only animals are related.

• Plants and animals evolved separately without any common ancestors.