Fact 1: Wind is used for producing electricity. Fact 2: This electricity can be used to power households. Given the two facts above, what can be used to power households?
OPTIONS:
- heat
- energy
- motors
- cells
- cars
- wind
- coal
- Gas
wind

Fact 1: Migrants typically travel long distances. Fact 2: Birds such as sparrows and warblers are nocturnal migrants and travel at night. Given the two facts above, what are nocturnal and travel long distances at night?
OPTIONS:
- warm-blooded
- mammals
- bears
- travelers
- warblers
- insects
- bees
- animals

Answer: warblers

Question: Fact 1: Skin is used for breathing air by frogs. Fact 2: For example, the frog is covered with skin that is porous to air. Given the two facts above, frogs breathe through their skin, which is what?
OPTIONS:
- poured
- filtered
- fibrous
- warm
- unique
- evolving
- porous
- fermented
Answer: porous

input with options: Fact 1: Prokaryotes are single-celled organisms that lack a nucleus. Fact 2: An organism is a living thing. Given the two facts above, prokaryotes are single celled living things in the animal kingdom that don't have a what?
OPTIONS:
- epidermal
- genus
- complex
- extinction
- food
- nucleus
- properties
- alleles
output: nucleus

Q: Fact 1: When water freezes , that water expands. Fact 2: Water freezes into ice when cooled. Given the two facts above, when does water expand?

OPTIONS:
- When it's cold
- When it's hot
- When it's raining
- In the winter
- vaporization
- It gets heated up
- When it's dry
- heating liquids

A: When it's cold

Fact 1: Mutations may change the structure of a chromosome or just change a single nucleotide. Fact 2: Mutations in genes on the Y chromosome have been implicated in male genetic infertility. Given the two facts above, what does changes in the structure of the Y chromosome do?
OPTIONS:
- reproduce
- Male infertility
- harm them
- bending light rays
- It expands
- allow growth
- Plant growth is reduced
- Damages them
Male infertility