fact and question: xylem carries water from the roots of a plant to the leaves of a plant
Question: When a plant is water the liquid goes from the soil area to where it is needed using what system?

What's the answer? OPTIONS:
- xylem
- flowering pistols
- sprinkler
- leaves

answer: xylem

fact and question: treating water is used to remove harmful substances before drinking
Question: Which is likely to still be in water after treatment?

What's the answer? OPTIONS:
- feces
- dirt
- harmless dissolved rocks
- mercury

answer: harmless dissolved rocks

fact and question: birds are a vehicle for spreading the seeds of a plant
Question: Sometimes birds

What's the answer? OPTIONS:
- dance to attract predators
- hide seeds from other birds by burying them
- hide seeds in hollow trees to eat during the winter
- cause the spread of plants by pooping hard objects found in fruit

answer: cause the spread of plants by pooping hard objects found in fruit

fact and question: natural gas is a source of heat by burning
Question: Burning natural gas can

What's the answer? OPTIONS:
- keep you cozy on a frigid night
- conserve valuable planetary resources
- aid in cooling down the planet
- keep a car running in the cold

answer:
keep you cozy on a frigid night