Reference no: EM132510926

1. Which body system is most associated with getting nutrients from our food to our cells?

2. Which human body system is most associated with moving blood throughout the body?

3. Which human body system is most associated with exchanging waste CO2 for new O2?

4. Which human body system is most associated with slow, long-term communication?

5. Which term describes the bones in human arms and legs?

6. What are the four chambers of the heart?

7. Which of the following is associated with involuntary movements in humans?

8. What is the difference between a community and an ecosystem?

9. List and describe the different biotic and abiotic factors.

10. Why is it that our bodies considered an ecosystem?

11. Define the hygiene hypothesis.

12. Distinguish between autotrophs, heterotrophs, producers, and consumers on a food web and food chain.

13. Why are freshwater biomes important?

14. List and describe terrestrial biomes.

15. Distinguish between invasive and keystone species.

16. Distinguish between the different levels of succession that can exist.

17. What is bioremediation? Give an example.

18. Why is it that we have decreased biodiversity today?