What is evolution? - Answers How organisms change across many generations.
Which is the oldest of these four species? - Answers Australopithecines
What characteristic did early hominins share with modern humans? - Answers Bipedalism
Why was having a larger brain advantageous for early hominins? - Answers It increased intelligence
helped them hunt and survive.
According to the theory of evolution, which of the following statements is true? - Answers Humans and
chimps evolved from a common ancestor.
If the fossil record of human evolution is incomplete, why do scientists still believe humans evolved from
ape-like ancestors? - Answers Because existing evidence in the fossil record strongly suggests it.
How is a scientific theory different from a guess? - Answers Theories are backed up by evidence; guesses
are not.
What trait is most likely to be passed on from one generation to the next? - Answers A trait that helps a
creature avoid predators.
If you wanted to excavate fossils of the earliest human ancestors, to what country might you travel? -
Answers Kenya
How did the ancestors of modern humans compare to early hominins that went extinct? - Answers Our
ancestors were better-adapted to their environment.