Question: Fact 1: Evolution occurs by a process called natural selection. Fact 2: Adaptation and natural selection are discussed. Given the two facts above, how does evolution occur?
OPTIONS:
- Plants growth
- by adaptation
- vitalism
- Plant reproduction
- theistic evolution
- competition
- orthogenesis
- mechanical
Answer: by adaptation

Question: Fact 1: Heating a liquid can be used to identify that liquid 's boiling point. Fact 2: Water is also a liquid. Given the two facts above, what can be identified after heating water?
OPTIONS:
- Chemical energy
- organisms
- frozen water
- its freezing point
- Movement of an air mass
- its boiling point
- objects that have mass
- magma's boiling point
Answer: its boiling point

Question: Fact 1: Mutation creates new genetic variation in a gene pool. Fact 2: Genetic variation is the basis for natural selection. Given the two facts above, what is a basis for natural selection?
OPTIONS:
- fur and fat
- competition
- mutation
- root growth
- insects
- animals
- trees
- cows
Answer:
mutation