Ch. 9 Review (8)

Who was the naturalist that studied different species of animals on the Galapagos Islands?

• Charles Darwin

• Gregor Mendel

• Sir Isaac Newton

• Albert Einstein

Which of the following species were NOT studied on the Galapagos Islands?

• Finches

• Tortoises

• Iguanas

• Snakes

Over many generations, what kind of variations accumulate within a species?

• Helpful variations

• Drastic variations

• Adapted variations

• Harmful variations

What is "survival of the fittest?"

• Natural selection

• Artificial selection

• Human selection

• Random selection

What is it called when a species produces too many offspring that there are not enough resources for all of them to survive?

• Overproduction

• Population

• Competition

• Variation

What types of resources do animals compete for?

• Food

• Sunlight

• Oxygen

• Clothing

What is the complete collection of all fossils that have been discovered?

• Fossil record

• Geologic time scale

• Scientific journals

• Data tables

What shows similarities between skeletal structures of different species?

• Homologous structures

• Analogous structures

• Vestigial structures

• Bone structures

Homologous structures indicate that species share a:

• Common ancestor

• Grandparent

• Habitat

• Fossil

If two species share a lot of similarities in their DNA, scientists can infer that they are _____ related.

• More closely

• More distantly

• Not at all

• Directly