Problem:OPTIONS:
- Water
- temperature
- The atmosphere
- Environment
- The closeness of the moon
- global warming
- The sun's temperature
- climate

Fact 1: Seasons cause change to the environment. Fact 2: Seasons are caused by the precession of Earth's axis. Given the two facts above, what changes as the earth's axis moves?
****
A: Environment

Problem:OPTIONS:
- Leptospirosis
- competition
- A Greek letter
- a mutation in cells
- Plant reproduction
- biological diversity
- resistance
- resistance activities

Fact 1: Mutations that lead to cancer usually occur in genes that control the cell cycle. Fact 2: Cancer is an example of a mutation in cells. Given the two facts above, what usually occur in genes that control the cell cycle?
****
A: a mutation in cells

Problem:OPTIONS:
- nutrients
- Energy.
- energy
- warmth
- sugar
- dispersal
- sunlight
- hormones

Fact 1: Plant requires seed dispersal for reproduction. Fact 2: Flowers produce seeds for reproduction. Given the two facts above, what do flowers require for reproduction?
****
A: dispersal

Problem:OPTIONS:
- spectrum
- prudishness
- rainbow
- courtship
- positive
- harm them
- produce light
- Movement

Fact 1: Courtship is behavior that is intended to attract a mate. Fact 2: Almost all animals display colors to attract a mate or to scare off a predator. Given the two facts above, for animals, displays of color can be viewed as:?
****
A:
courtship