Problem: OPTIONS:
- rocks
- rainfall
- rivers
- mechanical force
- calcite
- silt
- water
- gravity
Q: Fact 1: Erosion causes a river to become deeper and wider. Fact 2: Canyon formed as a consequence of river erosion. Given the two facts above, what are canyons formed by?
Answer: rivers

Problem:OPTIONS:
- threatened
- lacking cells
- outside of the body
- uncontrolled
- without cells
- Reproduction
- cycles
- unidirectional

Fact 1: Cell division often causes growth. Fact 2: Cancer is uncontrolled cell division and growth. Given the two facts above, cell division can be what?
****
A: uncontrolled

Fact 1: Ethologists usually study how animals behave in their natural environment. Fact 2: Germs are a natural part of the environment. Given the two facts above, ethologists usually study how animals behave around what?
OPTIONS:
- Birds
- germs
- islands
- humans
- Summer
- food
- seasons
- wetland
germs

Fact 1: Wind and rain cause erosion. Fact 2: Erosion is the wearing away of earth or rock. Given the two facts above, wind can cause?
OPTIONS:
- nuclear fusion
- scattered light
- the wearing away of rock
- destruction of energy
- Electrical energy
- faster movement
- forest is destroyed
- continents to shift

Answer: the wearing away of rock

Question: Fact 1: Abattery converts chemical energy into electrical energy. Fact 2: Abattery is a store of chemical energy. Given the two facts above, what do batteries store?
OPTIONS:
- chemicals
- layers of fat
- photons
- Light
- coded genes
- nutrients
- rays or beams
- sunlight
Answer: chemicals

input: OPTIONS:
- gas
- water
- ice
- sand
- fibrous
- sugar
- glucose
- energy Now, answer this question: Fact 1: Acactus stem is used for storing water. Fact 2: Saguaro cactus grow very slowly. Given the two facts above, what is stored in the stem of the saguaro?
A:
output:
water