🧪Science Crossword🧪

4. Made from ammonia by bacteria. It is also harmful in high amounts.
5. Animals that eat only other animals.
6. Tiny living organisms that help break down waste and change nitrogen into forms plants can use.
8. A chemical made when plants, animals, or waste break down. It can be harmful in large amounts.
11. Plants like beans and peas that have bacteria in their roots to turn air nitrogen into plant food.
14. Natural electric sparks in storms that change air nitrogen into compounds that plants can use.
15. The study of how living things interact with each other and their environment.
16. Animals that eat only plants.

1. The process where plants use sunlight, water, and carbon dioxide to make their own food.
2. The natural place where an organism lives.
3. Organisms, usually plants, that make their own food from sunlight.
7. Organisms that eat other living things for energy.
9. Made from nitrites by bacteria. Plants use it as food to grow.
10. Animals that eat both plants and other animals.
12. The role or job of an organism in its environment.
13. chain – The order in which living things eat each other to get energy.