Unit 3

1. Plants will compete for resources like light, water, space to grow and what else?
4. animal obtains energy by eating other organisms
5. Location of photosynthesis
10. factor that acts on members of a population and results in death of some members if the population and survival of others
12. The type of competition that occurs between different species
14. All the different species living together
15. Compares the number of organisms at each trophic level
18. Animal which obtains food by hunting and killing prey organisms
19. A place where an organism lives
21. an example of an abiotic factor
22. non living factors

2. something in short supply that prevents photosynthesis occurring at its maximum rate
3. Green plant which makes food by photosynthesis
6. Byproduct of photosynthesis
7. a group of single species
8. Light intensity and carbon dioxide concentration are both limiting factors, what's the last one
9. organisms that can tell us about the levels of pollution in an area by their presence or absence
11. The second stage of photosynthesis is called
13. Animals will compete for food, water, makes and what else?
16. represent the direction of energy flow between individual species
17. The role an organism has in its ecosystem
19. Consumer which only eats plants
20. Consumer which eats both plants and animals