If viruses can infect good and bad types, then how many types can viruses infect?  Answer choices: - mice  - pigs  - bird  - RNA  - ova  - tiny  - HPV  - Two
Two

If moles in tunnels are protected from a wild fire, then what are protected from wild fires?  Answer choices: - moles in tunnels  - most organisms  - some invertebrates  - one celled organisms  - raccoons in brush  - rabbits in fields  - squirrels in bushes  - Most plants
moles in tunnels

If graduations are used for measuring volume of substances, then what are used for measuring volume of substances?  Answer choices: - sea squirts  - heat energy  - graduations  - all liquids  - arteries  - microscope  - rainfall  - streams.
graduations

If some soils are more sensitive than others to a lowered pH, then some soils are more sensitive than others to a lowered what?  Answer choices: - p53  - HPV  - CO2  - wolf population  - light level  - pH  - sea level  - dam
