Q: Fact 1: Earth 's magnetic patterns are used for finding locations by animals that migrate. Fact 2: Whales migrate further than any other animal. Given the two facts above, what uses earth's magnetic patterns to find locations? | OPTIONS:
- mars
- omnivores
- bacteria
- Lobsters
- h2o
- humans
- pigeons
- whales
A: whales

Q: Fact 1: Heat and pressure change the remains of prehistoric living things into natural gas. Fact 2: Evidence of prehistoric life includes many dinosaur footprints found in coal mines. Given the two facts above, what gets changed into natural gas due to heat and pressure? | OPTIONS:
- mussels
- oxygen
- glass
- clams
- animals
- Most plants
- temperature
- dinosaurs
A: dinosaurs

Q: Fact 1: An aquatic animal requires great amounts of water to survive. Fact 2: Dolphins are an aquatic mammal closely related to whales and porpoises. Given the two facts above, what requires great amounts of water to survive? | OPTIONS:
- a tortoise
- leeches
- a dolphin
- a lizard
- a snake
- trout
- mussels
- amphibians
A: a dolphin

Q: Fact 1: Most invertebrates have a more complex nervous system. Fact 2: Invertebrates are animals without a backbone. Given the two facts above, animals that tend to have complex nervous systems are missing what? | OPTIONS:
- Energy
- Energy.
- nervous system
- Chlorophyll
- backbone
- alleles
- abdomen
- brain
A: backbone