Fact 1: Most people can survive only a few days without water. Fact 2: All people belong to the human family. Given the two facts above, what can most humans only survive a few days without?
OPTIONS:
- oxygen
- food
- edema
- sex
- sodium
- socialization
- water
- liquid
water

Fact 1: Conserving water can be used for survival in a dry environment. Fact 2: By definition, deserts are dry areas. Given the two facts above, conserving water can be used for survival in which region?
OPTIONS:
- cactuses
- watershed
- river
- stability
- desert
- lake
- rainforest
- Pacific

Answer: desert

Question: Fact 1: Boiling means change from a liquid into a gas by adding heat energy. Fact 2: Boiling is the very rapid conversion of a liquid into vapor by the violent evolution of bubbles. Given the two facts above, what means a change from a liquid into a gas by adding heat energy?
OPTIONS:
- Evaporation of water
- heat is produced
- violent evolution of bubbles
- igniting fuel and oxidiser
- Water expanding
- a hemisphere is tilted away from the sun
- evaporative cooling
- degrees Celsius
Answer: violent evolution of bubbles

input with options: Fact 1: Amphibians have permeable skin that easily absorbs substances from the environment. Fact 2: Amphibians begin their lives in the water. Given the two facts above, something that has permeable skin that easily absorbs substances starts life where?
OPTIONS:
- wetland
- Earth
- deserts
- Winter
- Water
- soil
- root
- rivers
output: Water

Q: Fact 1: Biofuel is used to produce electricity by burning. Fact 2: Ethanol is the most widely used biofuel today. Given the two facts above, what is used to produce electricity by burning?

OPTIONS:
- air
- heat
- energy
- cells
- calcite
- hydrogen
- fire
- ethanol

A: ethanol

Fact 1: Aflower 's purpose is to produce seeds. Fact 2: Animals eat the seeds and their stomach acids weaken the seed coat. Given the two facts above, what would an animal use flowers for?
OPTIONS:
- decorations
- painting
- nectar
- smelling
- Food
- taste
- mating
- pollen
Food