Q: Fact 1: Heterotrophs get food by eating other living things. Fact 2: All animals are heterotrophic. Given the two facts above, what gets food by eating other living things?

OPTIONS:
- humans
- a fish
- people
- fungi
- clouds
- animals
- all plants
- h2o

A: animals

Q: Fact 1: Thyroid hormones increase the rate of metabolism in cells throughout the body. Fact 2: Thyroid hormone regulates the body's metabolism. Given the two facts above, what regulates metabolism?

OPTIONS:
- water
- mammals
- food
- sweating
- hormones
- lungs
- sleep
- Chlorophyll

A: hormones

Q: Fact 1: Viruses are not cells. Fact 2: Some smallpox viruses are maintained in laboratories. Given the two facts above, what is not a cell?

OPTIONS:
- A computer
- all matter
- smallpox
- an object
- illness
- bacteria
- Most plants
- hydrocarbons

A: smallpox

Q: Fact 1: Abattery converts chemical energy into electrical energy. Fact 2: Battery life is several months for a AA lithium cell. Given the two facts above, what converts chemical energy into electrical energy?

OPTIONS:
- sensory neurons
- AA lithium cell
- rotten food
- Firecrackers
- an engine
- deoxyribonucleic acid
- magnets
- plants

A:
AA lithium cell