Evidence for Evolution

What does the theory of Biological Evolution claim about all living things on Earth?

• They all require sunlight to survive.

• They evolved from a common ancestor.

• They can all fly or swim.

• They are unrelated and evolved separately.

What powers the evolution of living things according to the theory?

• Human intervention and breeding.

• Alien intervention.

• Natural processes that can be studied.

• Magic and supernatural forces.

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

• Cetaceans, including whales, dolphins, and porpoises.

• Insects, including butterflies and beetles.

• Reptiles, including snakes and lizards.

• Birds, including sparrows and eagles.

What is comparative anatomy?

• The study of human anatomy only.

• The study of differences and similarities between living things.

• The study of star constellations.

• The study of ancient artifacts.

What is a unique feature of whales compared to fish?

• Whales have gills.

• Whales have placentas and give live birth.

• Whales lay eggs.

• Whales are cold-blooded.

What does embryology study?

• The study of how creatures develop before birth.

• The study of ancient languages.

• The study of insects.

• The study of stars and planets.

What evidence suggests that the ancestors of whales were once 4-legged land creatures?

• Whales have tiny bones where hips and hind legs should be.

• Whales can breathe underwater without coming up for air.

• Whales can walk on land.

• Whales have fur coats.

What is the closest genetic match to whales?

• Fish

• Sharks

• Sea lions

• Hippos

What common ancestor time frame do whales and hippos share?

• 10 million years ago.

• 54 million years ago.

• 5 million years ago.

• 100 million years ago.

What is a shared feature between hippos and whales?

• Both have a coat of fur.

• Both give birth and nurse their young underwater.

• Both are primarily carnivores.

• Both have external testicles.