Q: Fact 1: Most amphibians breathe with gills as larvae and with lungs as adults. Fact 2: All frogs are amphibians. Given the two facts above, what can breathe with gills as larvae and with lungs as adults?

OPTIONS:
- humans
- viruses
- a fish
- animals
- bats
- frogs
- bacteria
- air

A: frogs

input: OPTIONS:
- Conifers
- animals
- it needs them
- humans
- heat energy
- important habitats
- power stations
- batteries Now, answer this question: Fact 1: Coal is used to produce electricity by burning in coal-fire power stations. Fact 2: Solid refined coal is easy to transport and can be used in coal-burning equipment. Given the two facts above, solid materials used to produce electricity by burning in what need to be transported firs?
A:
output: power stations

Fact 1: Cell division is how organisms grow and repair themselves. Fact 2: Plants are amazingly adaptable organisms. Given the two facts above, what uses cell division to grow and repair itself?

OPTIONS:
- amoeba
- fungi
- density
- animals
- h2o
- plants
- clouds
- grass

Answer: plants

Problem: OPTIONS:
- layers of fat
- a lot of human deaths
- Walls of blood vessels.
- harmful substances
- the rest of the body
- metabolic reaction
- direct damage to the lungs
- decreases its bodily water
Q: Fact 1: Constriction occurs when the muscular walls of blood vessels contract. Fact 2: Cocaine constricts the blood vessels. Given the two facts above, cocaine causes what to contract?
Answer: Walls of blood vessels.

Problem:OPTIONS:
- fur and fat
- eye color
- peachleaf willow
- synapses
- a cuticle
- layers of fat
- nerves
- the skeleton

Fact 1: Bone provides protection for soft tissues and internal organs. Fact 2: Bone is the substance that forms the skeleton of the body. Given the two facts above, what provides protection for soft tissues and internal organs?
****
A: the skeleton

Problem:OPTIONS:
- plants
- organs
- brain cells
- athletes
- humans
- species
- critical organs
- mushrooms

Fact 1: Brain cells die quickly if their oxygen supply is cut off. Fact 2: Here, the lungs supply the blood with oxygen. Given the two facts above, what will die without a supply of blood?
****
A:
brain cells