Question: Fact 1: Infection can cause bodily tissues to swell. Fact 2: Joints swell painfully. Given the two facts above, what can infection cause?
OPTIONS:
- Joint pain
- Limber joints
- Loose joints
- influenza
- chickenpox
- disease
- Money creation
- anemia
Answer: Joint pain

Question: Fact 1: Burning wood is used to produce heat. Fact 2: Food is cooked by the steam and heat. Given the two facts above, what is burning wood used for?
OPTIONS:
- making trees
- staying warm
- engines
- replanting trees
- cooking food
- removing heat
- Electrical energy
- warmth
Answer: cooking food

Question: Fact 1: Viruses often infect bacteria. Fact 2: Infected birds spread the bacteria in their droppings. Given the two facts above, viruses often can spread bacteria through what?
OPTIONS:
- the skin
- microscopes
- contamination
- covering
- washing
- alveoli
- droppings
- coating
Answer:
droppings