Evolution

Who are the closest living relatives to humans?

• kangaroos

• gorillas

• chimpanzees

• lions

Change in a kind of organism over time

• variation

• adaptation

• evolution

• fitness

A variation that allows an organism to better survive in its environment is known as

• adaptation

• future generation

• survival

• variation

A distinguishing characteristic or feature of an individual

• Trait

• Nutrient

• Environment

When all of the organisms of a species have died it is called ______________.

• variation

• Natural selection

• Extinction

• Evolution

When organisms are better adapted to their environment they will survive and reproduce more successfully than organisms less adapted. This process is called ______________.

• Evolution of all species

• Natural Selection

• Adaptation

• None of the options

Which scientist visited the Galapagos Islands and came up with the theory of natural selection?

• Gregor Mendel

• Albert Einstein

• Charles Darwin

• Chris Darwin

A physical or behavioral trait that helps an organism survive and reproduce in its environment is called _____________.

• adaptation

• mutation

• evolution

• response to a stimulus

What most likely caused the finches on the Galapagos Islands to have beaks that were different from the finches on the mainland?

• There were different types of predators on the island.

• There were different types of food available on the island.

• The finches had no water to drink.

• The finches on the mainland could not fly high enough.

When looking at two birds of the same species, you notice that one has darker feathers than the other one. You also notice that one has a beak that is just a little longer. These slight differences within members of the same species are called.....

• extinction

• heredity

• traits

• variations