Problem:OPTIONS:
- less
- shadowed
- energy
- waves
- heat
- unique
- matter
- removed

Fact 1: When electricity flows to a light bulb , the light bulb will turn on. Fact 2: Most of the energy a light bulb uses turns into heat. Given the two facts above, when electricity flows to a light bulb, the energy it uses becomes what?
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A: heat

Problem:OPTIONS:
- cigarettes
- competition
- leukemia
- PDAs
- anemia
- resistance
- illness
- fever

Fact 1: Mutations that lead to cancer usually occur in genes that control the cell cycle. Fact 2: Leukemias are cancers of the blood. Given the two facts above, mutations that occur in genes that control the cell cycle lead to what?
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A: leukemia

Problem:OPTIONS:
- hyperthyroidism
- drinking clean water
- humans
- agriculture
- eating nutritious food
- sitting inside
- using a car
- electricity

Fact 1: Using a car causes pollution. Fact 2: Animals are killed everyday because of pollution. Given the two facts above, what kills animals every day?
****
A: using a car

Problem:OPTIONS:
- soil
- seeds
- plants
- life
- sugar
- food
- dead
- trees

Fact 1: Most fungi get organic compounds from dead organisms. Fact 2: All fungi are obligate heterotrophs. Given the two facts above, obligate heterotrophs get organic compounds from what organisms?
****
A:
dead