Question

4.
Which statements best describe characteristics of the model ecosystem inside the terrarium? Select TWO correct answers.

Matter is lost in the form of heat as the plants grow in the model ecosystem.

Sunlight is an input that drives changes in the model ecosystem.

Water provides energy for the production of food by the plants.

Matter is created as water moves from the soil into the air of the terrarium.

Matter from water and soil gets recycled inside the jar but cannot leave the jar.

Answer 1

The two statements that best describe characteristics of the model ecosystem inside the terrarium are:

1. **Sunlight is an input that drives changes in the model ecosystem.**
2. **Matter from water and soil gets recycled inside the jar but cannot leave the jar.**

These statements reflect the processes of energy flow and nutrient cycling within a closed system like a terrarium.