Environmental Biology

6. The process where water vapor turns into liquid water.
7. A liquid that plants need to grow and make food.
8. A living thing (like a plant) that makes its own food.
10. A gas that plants give off during photosynthesis.
12. The process where liquid water changes into water vapor.
17. Living things in an ecosystem.
18. How plants use sunlight, water, and air to make food (sugar) and oxygen.
20. A kind of sugar made by plants; it gives energy.
21. The power to move, change things, or do work.
22. A living thing, such as a plant, animal, or microbe.
23. A tiny living things that help change nitrogen into forms plants can use.
24. An animal that eats only plants.

1. A living thing that eats other living things.
2. The usual weather in a place over a long time.
3. A model that shows who eats what in nature.
4. Anything that takes up space and has weight.
5. A gas in the air that plants and animals need to grow.
9. The process where animals and plants use oxygen and release carbon dioxide.
11. The green part of plants that helps them use sunlight.
13. A living thing that breaks down dead plants and animals (like fungi or bacteria).
14. Water that falls from the sky as rain, snow, sleet, or hail.
15. The energy made in cells that helps them work.
16. A place where living things and non-living things live and work together.
19. A model that shows how many food chains connect in nature.