Fact 1: Earthworms are important deposit feeders that help form and enrich soil. Fact 2: Deposit feeders ingest sediment and extract food particles. Given the two facts above, what happens when Earthworms ingest sediment and extract food particles?
OPTIONS:
- The soil is unhealthy
- Plant growth is reduced
- heat produced
- major threat to health
- The earthworm reproduces
- competing for resources
- The earthworm dies
- The soil is enriched

Answer: The soil is enriched

Fact 1: Recycling has a positive impact on the environment. Fact 2: Yard waste is recyclable and easy to recycle. Given the two facts above, what is yard waste good for?
OPTIONS:
- Energy.
- Bodily water
- environment
- energy
- heat energy
- consumers
- nutrients
- growth

Answer: environment

Fact 1: Polyps usually reproduce asexually. Fact 2: Cnidarians have two basic body forms, medusa and polyp. Given the two facts above, what can reproduce asexually?
OPTIONS:
- trees
- roots
- cnidarians
- the Sun
- Most plants
- humans
- dogs
- orchids

Answer:
cnidarians