Practice

4. dioxide A gas we breathe out that plants use to make food.
5. A rule made by the government that everyone must follow.
6. Light and warmth from the sun.
7. A group of people working together for the same purpose, OR the way things are neatly arranged.
8. A yellow powder from flowers that helps make seeds.
11. The tree’s “skin” that covers and protects it.
13. The way plants make their food using sunlight, air, and water.
16. The part of the plant that holds it up and carries water and food to the leaves and flowers.
17. To throw or spread things around in different directions.

1. The invisible force that pulls things down to the ground.
2. The part of the plant that grows underground. Roots hold the plant in place and drink water and food from the soil.
3. When pollen moves from one flower to another so the plant can make seeds.
9. The “vitamins” and “food” that plants and people need to stay healthy.
10. Information that is written or told to explain something.
12. Directions we should follow to keep things fair and safe.
14. The air we breathe that our body needs to stay alive.
15. A living thing that grows in soil, needs water and sunlight, and usually has leaves, stems, and roots.