Exploring Evidence of Evolution and Fossil Records

What provides the most compelling evidence for evolution?

• Observation of living species

• Selective breeding

• Fossils

• Genetic mutations

What characteristic distinguishes whales from other mammals?

• They are cold-blooded

• They live on land

• They nurse their young and are warm-blooded

• They lay eggs

What was the initial thought about the creature when the skull was found in Pakistan?

• A type of bird

• A wolf-like animal

• A reptile

• A large fish

What does the whale ear of pakicetus lack?

• Hearing ability in water

• A characteristic shape

• Ability to detect low frequencies

• Other whale-like features in its backbone and limbs

What do the flippers of whales resemble?

• Reptile limbs

• Bird wings on the outside and inside

• Shark fins

• Fish fins on the outside, but similar to a monkey's arm on the inside

Why is Egypt an unlikely place for finding whale fossils?

• It is too far inland

• It is too cold for whales

• It was never underwater

• It is mainly desert now

What feature did basilosaurus possess?

• Fully functional hind limbs

• Tiny hind legs with several toes

• Gills for breathing underwater

• Wings for flying

What led to the transformation of whales' bodies?

• Adaptation to desert environments

• The need to fly

• Evolution from aquatic to terrestrial life

• Variation and selection over millions of years for aquatic life

How long did it take for a wolf-like creature to evolve into a whale?

• About 100,000 years

• Less than a million years

• Ten or so million years

• Over a billion years

What do whale fossils demonstrate about evolution?

• It shows the creative power of evolution

• It is purely random

• It is a slow and gradual process

• It disproves the theory of evolution