1. SYMBIOTIC RELATIONSHIPS WORDS 10-15

2. 10. Symbiosis-
A relationship in which two species exist together and at least one of the species benefits from the interaction
There are three types of symbiotic relationships: mutualism, commensalism and parasitism

3. TREE MAP OF SYMBIOTIC RELATIONSHIPS:

4. 11. MUTUALISM-
A relationship between organisms in which both species benefit from the interaction
Occurs in animals of different species
Key words: both benefit

5. EXAMPLE OF MUTUALISM: A sea anemone and a clown fish
The sea anemone benefits because the clown fish attracts other fish and the clown fish benefits because it gets protection

6. 12. COMMENSALISM-
A relationship between organisms in which one species benefits and the other species neither benefits nor is harmed by the interaction
Key words: one benefits, one unaffected

7. EXAMPLE OF COMMENSALISM:
A shark and a remora
The remora benefits because it gets pieces of leftover food and the shark is unaffected

8. 13. PARASITISM-
A relationship between organisms in which one species benefits and the other is harmed by the interaction
Key words: one benefits, one is harmed

9. MORE EXAMPLES OF PARASITISM:
A human with lice
The lice benefits because it gets food and a place to live on the human. The human is harmed
A cat and roundworm is another example. Who benefits? Who’s harmed?

10. 14. PARASITE-
An organism that lives off the energy of other living things
The “bad guy” in parasitism
The flea is a parasite

11. MORE EXAMPLES OF A PARASITE:
The roundworm is a parasite in the example of a cat and a roundworm
Lice is the parasite in the human and lice example of parasitism

12. 15. HOST-
An organism that a parasite lives in or gets nourishment from
The “good guy” in the examples of parasitism

13. EXAMPLES OF HOSTS: The human in the human and lice example
The cat in the cat and roundworm example

14. Ring worm on a human

15. Tapeworm In a rabbit

16. Tapeworm

17. Heart worm in a dog

18. Common NC Deer tick

19. Don’t let the bed bugs bite!!!!