Q: Fact 1: Radioactive dating is used to determine the age of fossils. Fact 2: Dinosaur bones, like many other artifacts, are fossilized. Given the two facts above, what can radioactive dating determine the age of?

OPTIONS:
- blastoids
- h2o
- most cephalopods
- sea urchins
- one celled organisms
- dinosaur bones
- humans
- nuclear power

A: dinosaur bones

Q: Fact 1: The looseness of soil has a positive impact on a plant 's roots' growth in that soil. Fact 2: Root growth and development are extremely important to plant growth. Given the two facts above, how should the soil be packed for the plants to grow healthy?

OPTIONS:
- Loose
- Wind
- With sand
- fibers
- heat
- Dry
- store
- Tight

A: Loose

Q: Fact 1: Aship is used for moving people across bodies of water. Fact 2: Currents flow across the large bodies of water from continent to continent. Given the two facts above, what does a ship move from continent to continent?

OPTIONS:
- organisms
- power
- seeds
- animals
- food
- people
- energy
- nutrients

A: people

Q: Fact 1: Consumers take in food by eating producers or other living things. Fact 2: Predators are consumers that catch and eat other consumers for their food. Given the two facts above, what catch and eat other living things for their food?

OPTIONS:
- animals
- kill them
- plants
- fur seals
- humans
- herbivores
- coral
- Predators

A:
Predators