Fact 1: Decomposition increases amount of organic matter in soil. Fact 2: Fungi are involved in decomposition, as well. Given the two facts above, fungi increase the amount of what in soil?
OPTIONS:
- one celled organisms
- organic matter
- Energy.
- roots
- genetic diversity
- metals
- Organic compounds
- air

Answer: organic matter

Fact 1: Friction causes the temperature of an object to increase. Fact 2: Pressure causes friction, and friction causes heat. Given the two facts above, what does pressure do to the temperature of an object?
OPTIONS:
- Decreases
- It's unmeasurable
- Increases
- reduce
- vaporization
- cool off
- It expands
- Stays the same

Answer: Increases

Fact 1: Lung cancer is most often caused by exposure to tobacco smoke. Fact 2: Lung cancer is the deadliest of all cancers. Given the two facts above, what is very deadly?
OPTIONS:
- sticks
- truth
- insults
- Pesticides
- chlorofluorocarbons
- Tobacco smoke
- Electrical energy
- forest is destroyed

Answer:
Tobacco smoke