Q: Fact 1: Meiosis is the type of cell division that produces gametes. Fact 2: Male gametes are called sperm. Given the two facts above, meiosis is a type of what that can produce sperm? | OPTIONS:
- cell division
- bending light rays
- complex cells
- Plant reproduction
- permineralization
- eggs
- babies
- Most plants
A: cell division

Q: Fact 1: Roundworms may be free-living or parasitic. Fact 2: Parasites Shortfin makos host a variety of parasitic copepods. Given the two facts above, roundworms can be free-living or live on a what? | OPTIONS:
- soil
- nest
- host
- root
- stem
- habitat
- food
- commune
A: host

Q: Fact 1: Infection can cause bodily tissues to swell. Fact 2: An aneurysm is a swelling in a blood vessel. Given the two facts above, what can cause an aneurysm? | OPTIONS:
- smoking
- infection
- bacteria
- viruses
- Pollution
- steroids
- influenza
- rays or beams
A: infection

Q: Fact 1: Seed dispersal has a positive impact on a plant. Fact 2: Plants are the foundation of the ecosystem's food chain. Given the two facts above, what usually has a positive impact on an ecosystem's food chain? | OPTIONS:
- Jellyfish
- mussels
- invasive seeds
- genetic diversity
- seed dispersal
- colony collapse
- peachleaf willow
- blossom end rot
A: seed dispersal