Q: Answer the question

The primary reason that plants are important for an ecosystem is because they
OPTIONS:
- provide energy for consumers.
- depend on other organisms for shelter.
- break down dead animal matter.
- consume nutrients for energy.

A: provide energy for consumers.

Q: Answer the question

Soil erosion can be best prevented by
OPTIONS:
- removing grass from the steepest slope.
- building terraces into the sides of a slope.
- heavily watering the vegetation on the slope.
- increasing the slope of the land by adding more soil.

A: building terraces into the sides of a slope.

Q: Answer the question

As water vapor condenses into liquid, which of the following can be formed?
OPTIONS:
- ice
- steam
- frost
- clouds

A:
clouds