Post on 22-Feb-2016
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SYMBIOTIC RELATIONSHIPS
WORDS 17-22SymbiosisMutualism
CommensalismParasitism
ParasiteHost
17. 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
TREE MAP OF SYMBIOTIC RELATIONSHIPS:
MUTUALISM-both benefit
COM MENSALISM-one benefits, one unaffected
PARASIT ISM-one benefits, one harm ed
SYM BIOSIS
18. MUTUALISM- A relationship between
organisms in which both species benefit from the interaction
Occurs in animals of different species
Key words: both benefit
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
19. 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
EXAMPLE OF COMMENSALISM: A shark and a remora The remora benefits
because it gets pieces of leftover food and the shark is unaffected
20. 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
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?
21. PARASITE- An organism that lives
off the energy of other living things
The “bad guy” in parasitism
The flea is a parasite
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
22. HOST-
An organism that a parasite lives in or gets nourishment from
The “good guy” in the examples of parasitism
EXAMPLES OF HOSTS: The human in the
human and lice example
The cat in the cat and roundworm example
Ring worm on a human
Tapeworm In a rabbit
Tapeworm
Heart worm in a dog
Common NC Deer tick
Don’t let the bed bugs bite!!!!