Question:
Use evidence from the fact that decomposition increases amount of organic matter in soil to answer the following question. OPTIONS:
- digging up flowers from the soil
- skunks spraying their scent on the soil
- the dead body of a mouse breaking down
- animals eating crops planted in the soil "Organic matter in soil can be increased by"

Answer:
the dead body of a mouse breaking down

Question:
Use evidence from the fact that water vapor condensing in clouds causes rain to answer the following question. OPTIONS:
- ice
- precipitation
- sunshine
- flowers "A cloud gets fat and heavy and dark. The sky gets darker. The next step to expect is"

Answer:
precipitation

Question:
Use evidence from the fact that farming changes the environment to answer the following question. OPTIONS:
- crows show up
- humans see it
- worms live there
- vegetables are farmed "A yard can become a changed environment when"

Answer:
vegetables are farmed