input with options: Fact 1: Wind is used for producing electricity. Fact 2: Electrical energy is also energy. Given the two facts above, what is wind used for?
OPTIONS:
- producing energy
- Movement of an air mass
- animal transport
- cutting hair
- spread flower seeds
- Metling snow
- smoking cigarettes
- freezing ice
output: producing energy

Q: Fact 1: Acid rain has a negative impact on water quality. Fact 2: Water pollution Water is life. Given the two facts above, acid rain has a negative impact on what?

OPTIONS:
- Life
- humans
- Impact craters
- Negative Charge
- Battery acid
- biome
- rivers
- plants

A: Life

input: OPTIONS:
- negative
- stress
- dog
- knife
- disease
- Movement
- influenza
- h2o Now, answer this question: Fact 1: Threatening behavior causes a fight-or-flight response in animals. Fact 2: True False Fight or flight are extreme responses to stress. Given the two facts above, what does threatening behavior cause in animals?
A:
output: stress

Fact 1: Cancer is a disease that occurs when the cell cycle is no longer regulated. Fact 2: Brain tumors are one of the fastest growing cancers today. Given the two facts above, brain tumors occur when what is no longer regulated?

OPTIONS:
- fossil fuels
- headaches
- voltage
- heat or cold
- cell cycles
- critical organs
- cerebellum
- migraines

Answer: cell cycles

Problem: OPTIONS:
- movement
- motion
- produce light
- all matter
- rapid expansion
- respiration
- to stay warm
- Animal survival
Q: Fact 1: Cells are the basic units of the structure and function of living things. Fact 2: Respiration is a function of life, which means it is carried on by all living things. Given the two facts above, cells are the basic units allowing what in all living things?
Answer: respiration

Fact 1: Having no natural predators increases population size. Fact 2: Populations can also be limited by predation. Given the two facts above, what does predation limit on a species?

OPTIONS:
- Animal survival
- Reproduction
- the number of animals
- genetic material
- scarce resources
- nutrients
- grass
- birds

Answer:
the number of animals