input: OPTIONS:
- mountains
- hills
- canyons
- Sediment
- loose soil
- rocks
- soils
- streams Now, answer this question: Fact 1: Erosion causes a river to become deeper and wider. Fact 2: Canyon formed as a consequence of river erosion. Given the two facts above, what are formed by erosion?
A:
output: canyons

Fact 1: Cellular respiration is when a cell converts from oxygen and carbohydrates into carbon dioxide, water, and energy. Fact 2: Without enough oxygen cell respiration is reduced, leaving a person tired and lacking in energy. Given the two facts above, a person is what without cellular respiration?

OPTIONS:
- major threat to health
- dormant state
- They may not survive.
- breathing deeply
- tired and lacking energy
- hydrated and full
- dead organisms
- awake and sleepless

Answer: tired and lacking energy

Problem: OPTIONS:
- major threat to health
- no natural predators
- Animal survival
- the body's largest organ
- members of their own species
- Plant growth is reduced
- Reproduction
- genetic material
Q: Fact 1: Having no natural predators increases population size. Fact 2: And thousands of new babies means a population increase. Given the two facts above, having thousands of new babies means what?
Answer: no natural predators

Problem:OPTIONS:
- living things
- dead organisms
- through a plant
- in an animal
- mouth of rivers
- in a pot
- in their habitats
- Earth orbiting the Sun

Fact 1: If fossils of an animal or plant are found in a place then that animal or plant used to live in that place. Fact 2: Many of the same plants and animals can be found in many other types of habitats. Given the two facts above, animal and plant fossils are located where?
****
A: in their habitats

Fact 1: Drought is when amount of precipitation decreases. Fact 2: Drought causes famine, which contributes to decentralization and unrest. Given the two facts above, what can cause famine?
OPTIONS:
- Movement of an air mass
- Effective fertilizers
- the ground shaking
- Increased irrigation
- Crop harvesting
- Decreased precipitation
- single-celled organisms
- forest is destroyed
Decreased precipitation

Fact 1: Most invertebrates have a more complex nervous system. Fact 2: Cephalopods have well developed nervous systems with complex brains capable of learning. Given the two facts above, most invertebrates have brains capable of what?
OPTIONS:
- telepathy
- movement
- telekinesis
- allow growth
- animals
- learning
- relocation
- power

Answer:
learning