Fact 1: The movement of tectonic plates causes volcanic eruptions. Fact 2: Time and again, volcanic eruptions have destroyed cities, regions, even entire countries. Given the two facts above, what can the movement of tectonic plates do?
OPTIONS:
- to move people
- threatened
- Destroy cities
- Prevent shaking
- Create people
- Build bridges
- erosion
- Movement

Answer: Destroy cities

Fact 1: Population size influences the chances of a species surviving. Fact 2: Flowers Includes All Plant Species. Given the two facts above, population size influences the chances of what surviving?
OPTIONS:
- density
- volume
- flowers
- animals
- crocodiles
- ducks
- plants
- oxygen

Answer: flowers

Fact 1: Animals can communicate with sounds, chemicals, or visual cues. Fact 2: Unlike animal communication, properly human communication is abstract and linguistic in nature. Given the two facts above, which of the following do humans not use to communicate?
OPTIONS:
- chemicals.
- limb amputation
- emissions
- sweating
- smoking pipes
- dry conditions
- visible energy
- heat or cold

Answer:
chemicals.