1. Terms Class, Unit 1-1 Review
Science 2200
Terms Class, Unit 1-1 Review

2. Terms
Paradigm shift: very rare occurrences where there is a large change in the way people view the world.
Sustainability: A system that survives, functions, and is renewed over time
A system in which the organisms continue to live and flourish for many generations.

3. 1. Do trees only have value when they are harvested?

4. 2. What is one way humans have changed their way of thinking (a paradigm shifft) to become more sustainable?

5. Terms Abiotic factors: The non-living parts of the environment
Biotic factors: The living parts of the environment

6. 3. Give 4 abiotic and 4 biotic factors of a pond ecosystem
Abiotic factors
Biotic Factors

7. Terms Ecology: the study of interactions among
organisms and their environment.
Ecosystem: The types of organisms and the conditions found there. The biotic and abiotic factors in an area.
Habitat: An organism’s address; where it lives

8. 4. Describe an arctic ecosystem:

9. Terms
Closed system: system in which only energy can pass across its borders

10. 5. How is earth a closed system?

11. Terms Niche: Group of roles an organism plays in its ecosystem
Where does it live?
What Does it Eat?
What Eats it?
How does it change its ecosystem?

12. 6. What is a earth worms niche?

13. Terms
Population: A group of organisms of the same species living together in one ecosystem
Community: A group made up of all the interacting populations that live in an area
Biodiversity: The variety of different types of life found in an area.

15. 7. What is the difference between a population and a community?

16. 8. Why is biodiversity important?

17. Ecological interactions:
3 Ways Interactions can occur:
Biotic -abiotic
Abiotic -abiotic
Biotic -biotic

18. Interaction?

19. Interaction?

20. Interaction?

21. 9. A fish is swimming in a lake of fresh water
9. A fish is swimming in a lake of fresh water. What type of interaction does this show?