Ecology

3. Any alteration that improves an organism’s chance of survival and reproduction
5. When two organisms of different species live close to one another and at least one of them benefits
9. All the different organisms living in a habitat
10. The study of the interactions between living things, organisms and their environment
12. Any substances that cause pollution
14. Organism that catches, kills and eats another organism
16. A sequence of organisms in which one is eaten by next member in the chain
18. All members of the same species
19. The management of our environment, which will prevent the death and extinction of organisms.
21. Occurs when organisms actively struggle for a resource that is in short supply
23. Consists of two or more interlinked food chains
27. climate related factors
29. A group of clearly distinguished organisms that interact with their environment

1. The feeding stage in a food chain
2. organisms that cannot make their own food
4. Organism that is eaten by a predator
6. Living factors
7. Any harmful addition to the environment
8. Non living factors
11. Two different organisms living together where one benefits and the other neither benefits nor is harmed
13. The catching, killing and eating of another organism
15. Soil related factors
17. Water related factors
20. organisms that make their own food
22. Two different organisms living together where both benefit
24. Two different organisms living together where one (the parasite) benefits and causes the other (the host) harm
25. Part of the plant that contains living things.
26. A place where a living thing lives
28. The functional role an organism plays in a community