Problem:OPTIONS:
- contamination
- colder weather
- Pollution
- anemia
- plant stress
- Greenhouse gasses
- toxins
- disease

Fact 1: Bacteria in soil convert atmospheric nitrogen into a form usable by plants. Fact 2: Nitrogen deficiency increases the stress on the plants. Given the two facts above, what does bacteria in the soil help to prevent?
****
A: plant stress

Fact 1: The gravitational pull of the Moon on Earth 's oceans causes the tides. Fact 2: Planetary moons are natural satellites. Given the two facts above, the pull of what on the Earth's oceans cause the tides?
OPTIONS:
- A yellow star
- Time and energy
- energy of moving objects
- A natural satellite
- flow of electrons
- An artificial satellite
- A red star
- hydrogen and oxygen
A natural satellite

Fact 1: Building housing developments usually requires replacing animal habitats. Fact 2: Habitat Hairy-nosed wombats are terrestrial and build burrows. Given the two facts above, when would animal burrows need replacing?
OPTIONS:
- the wearing away of rock
- when the population is safe
- when nothing has changed
- when the animals are happy
- building housing developments
- a hemisphere is tilted away from the sun
- Temperature changing
- after too much water received

Answer: building housing developments

Question: Fact 1: Electrocution causes harm to an organism. Fact 2: Plants are sensitive organisms. Given the two facts above, what does electrocution cause harm to?
OPTIONS:
- electricity
- animals
- Frogs
- cells
- neutrons
- electrons
- plants
- humans
Answer: plants

input with options: Fact 1: Looking at bright objects has a negative impact on the eyes. Fact 2: Outside, the sun is bright. Given the two facts above, looking at what has a negative impact on the eyes?
OPTIONS:
- Pollution
- Allergies
- disease
- the sun
- clouds
- sun's heat
- the moon
- glasses
output: the sun

Problem: OPTIONS:
- plate shifts
- fissures of hot, acidic water
- earth rotating on axis
- Differences in temperature
- gravity
- electromagnetic energy
- scattered light
- Greenhouse gases
Q: Fact 1: Unequal heating of Earth 's surface by the Sun causes global wind patterns. Fact 2: Unequal heating by the sun s rays causes differences in temperature. Given the two facts above, global wind patterns are caused by?
Answer:
Differences in temperature