SCIENCE 9-ECOLOGY

7. Living things need food to give them____
8. Which animals eat only plants in their diet?
10. Which carbon cycle process moves carbon from the atmosphere into plants? ___
11. Living things in an ecosystem are called _______ factors
12. Which eat only meat in their diet?
14. _____ is the study of the interaction between living organisms and their environment.
15. What gas do humans and animals exhale?___
16. A carbon _______ stores carbon dioxide.
17. A ___ is the role a species plays in its ecosystem
19. ______consumers eat primary consumers.
21. Physical parts of an ecosystem are called ______ factors
23. Which organisms break down organic material? _____
24. What sphere is the layer of gas that surrounds earth?____
25. Which sphere includes mountains, volcanoes and inner landforms?____

1. A ______ is an environment where living things work together with other species and their environment.
2. What two-term naming system is a way of formally naming species?_______
3. ______ consumers eat producers.__
4. Which group of organisms make their own food? ______
5. Humans are at the ______ of the food chain.
6. What carbon cycle process moves carbon from plants back into the atmosphere?
9. Which animals eat meat and plants in their diet?
13. What part of the carbon cycle increases the biomass of plants? _______
18. The Atlantic ocean is a good example of what sphere?____
20. _______ agents free carbon into the atmosphere.
22. What sphere is the layer of planet earth that life exists on?_____