Question: Fact 1: Adrought can change the color of an environment from green to brown. Fact 2: Too little rain causes a drought. Given the two facts above, what can change the color of an environment from green to brown?
OPTIONS:
- harmful substances
- clouds
- Greenhouse gasses
- blizzards
- deforestation
- Greenhouse gases
- blue skies
- too little rain
Answer: too little rain

Question: Fact 1: Burning wood is used to produce heat. Fact 2: Air pollution is created by burning. Given the two facts above, what causes air pollution?
OPTIONS:
- Smoking
- cigarettes
- producing heat
- Electrical energy
- oxygen
- chemical reaction
- wind turbines
- clouds
Answer: producing heat

Question: Fact 1: All cells share some of the same structures and basic functions. Fact 2: Biological structures are too complex. Given the two facts above, what do all cells share?
OPTIONS:
- basic function
- Veins and arteries.
- exact structure
- how they look
- energy usage
- Electrical energy
- types of protein
- Chemical energy
Answer:
basic function