question: Given the fact "storms cause bodies of water to increase amount of water they contain", what is the answer to "The volume of water in a pond could increase if"

OPTIONS:
- the water drains out of the pond
- a large flock of ducks visits the pond
- people swim in the pond
- there is stormy weather

answer: there is stormy weather

question: Given the fact "if some nutrients are in the soil then those nutrients are in the food chain", what is the answer to "Soil contains"

OPTIONS:
- the highest portion of the ozone layer
- the rotten idea of a decaying democracy
- waves of salt-water moving back and forth
- chemical substances found in every living thing

answer: chemical substances found in every living thing

question: Given the fact "fossils are formed when layers of sediment cover the remains of organisms over time", what is the answer to "If enough dirt is able to accumulate over a carcass, then eventually that carcass may"

OPTIONS:
- be solidified in stone
- be frozen in carbonate
- be melted to a tree
- become a source of water

answer: be solidified in stone

question: Given the fact "light enters the eye through the pupil", what is the answer to "If a thing is seen, then"

OPTIONS:
- the pupil was studying
- the pupil absorbed light
- light was put out
- the pupil was gone

answer:
the pupil absorbed light