Fact 1: Landfills have a negative impact on the environment. Fact 2: Most municipal trash is disposed of in such landfills. Given the two facts above, what mostly has a negative effect on the environment?
OPTIONS:
- pure water
- deforestation
- animals
- cigarettes
- municipal trash
- pure oxygen
- smoking tobacco
- chlorofluorocarbons

Answer: municipal trash

Fact 1: Wiring requires an electrical conductor. Fact 2: Metal or aluminum trees are conductors of electricity. Given the two facts above, what requires metal or aluminum for electricity?
OPTIONS:
- starfish
- plugging
- boxing
- Cars
- people
- buses
- wiring
- cutting

Answer: wiring

Fact 1: Shelter is used for protection by animals against weather. Fact 2: All kinds of weather are discussed including hurricanes. Given the two facts above, what protects animals in the event of a hurricane?
OPTIONS:
- loose soil
- shelter
- wind
- sunshine
- trees
- appendages
- clouds
- Collagen

Answer:
shelter