Fact 1: Zinc has a positive impact on the healing of wounds. Fact 2: Red meats are good sources of zinc. Given the two facts above, what has a positive impact on the healing of wounds?

OPTIONS:
- red meats
- Proteins
- ferns
- honeybees
- Enzymes
- dolphins
- bushes
- exercise

Answer: red meats

Fact 1: Heat and pressure change the remains of prehistoric living things into natural gas. Fact 2: Natural gas is a fossil fuel. Given the two facts above, heat and pressure upon fossils creates what?

OPTIONS:
- snow
- energy
- food
- ecosystems
- erosion
- fossil fuels
- forces
- Energy.

Answer: fossil fuels

Fact 1: If all members of a species cannot produce offspring then that species will likely become extinct. Fact 2: Whatever the cause, mass extinctions affect biological diversity profoundly. Given the two facts above, if all members of a species cannot produce offspring it affect?

OPTIONS:
- food consumption
- carbon production
- Animal survival
- Plant reproduction
- deforestation
- biological diversity
- population movement
- the male sex cells of plants

Answer: biological diversity

Fact 1: Birds evolved from a group of bipedal dinosaurs called theropods. Fact 2: Dromaeosaurs are part of the theropod group of dinosaurs. Given the two facts above, what did birds evolve from?

OPTIONS:
- chickens
- insects
- fur and fat
- dromaeosaurs
- beaks
- feathers
- animals
- warm-blooded

Answer:
dromaeosaurs