SYMBIOTIC SYMBIOTIC RELATIONSHIPS RELATIONSHIPS

WORDS 10-15WORDS 10-15

10. 10. Symbiosis-Symbiosis-

A relationship in which two species exist A relationship in which two species exist together and together and at least one of the species benefitsat least one of the species benefits from the interactionfrom the interaction

There are three types of symbiotic There are three types of symbiotic relationships: mutualism, commensalism and relationships: mutualism, commensalism and parasitismparasitism

TREE MAP OF SYMBIOTIC TREE MAP OF SYMBIOTIC RELATIONSHIPS:RELATIONSHIPS:

MUTUALISM-both benefit

COMMENSALISM-one benefits, one unaffected

PARASITISM-one benefits, one harm ed

SYM BIOSIS

11. 11. MUTUALISM-MUTUALISM-

A relationship between A relationship between organisms in which organisms in which both both species benefitspecies benefit from the from the interactioninteraction

Occurs in animals of Occurs in animals of different speciesdifferent species

Key words: both benefitKey words: both benefit

EXAMPLE OF MUTUALISM:EXAMPLE OF MUTUALISM:

A sea anemone and a A sea anemone and a clown fishclown fish

The sea anemone The sea anemone benefits because the benefits because the clown fish attracts other clown fish attracts other fish and the clown fish fish and the clown fish benefits because it gets benefits because it gets protectionprotection

12. 12. COMMENSALISM-COMMENSALISM-

A relationship between organisms in which A relationship between organisms in which one species benefits and the other species one species benefits and the other species neither benefits nor is harmed by the neither benefits nor is harmed by the interactioninteraction

Key words: one benefits, one unaffectedKey words: one benefits, one unaffected

EXAMPLE OF EXAMPLE OF COMMENSALISM:COMMENSALISM:

A shark and a remoraA shark and a remora The remora benefits The remora benefits

because it gets pieces of because it gets pieces of leftover food and the leftover food and the shark is unaffectedshark is unaffected

13. 13. PARASITISM-PARASITISM-

A relationship between A relationship between organisms in which one organisms in which one species benefits and the species benefits and the other is harmed by the other is harmed by the interactioninteraction

Key words: one Key words: one benefits, one is harmedbenefits, one is harmed

MORE EXAMPLES OF MORE EXAMPLES OF PARASITISM:PARASITISM:

A human with liceA human with lice The lice benefits The lice benefits

because it gets food and because it gets food and a place to live on the a place to live on the human. The human is human. The human is harmedharmed

A cat and roundworm is A cat and roundworm is another example. Who another example. Who benefits? Who’s benefits? Who’s harmed?harmed?

14. 14. PARASITE-PARASITE-

An organism that lives An organism that lives off the energy of other off the energy of other living thingsliving things

The “bad guy” in The “bad guy” in parasitismparasitism

The flea is a parasiteThe flea is a parasite

MORE EXAMPLES OF A MORE EXAMPLES OF A PARASITE:PARASITE:

The roundworm is a The roundworm is a parasite in the example parasite in the example of a cat and a of a cat and a roundwormroundworm

Lice is the parasite in Lice is the parasite in the human and lice the human and lice example of parasitismexample of parasitism

15. 15. HOST-HOST-

An organism that a parasite lives in or gets An organism that a parasite lives in or gets nourishment fromnourishment from

The “good guy” in the examples of parasitismThe “good guy” in the examples of parasitism

EXAMPLES OF HOSTS:EXAMPLES OF HOSTS:

The human in the The human in the human and lice examplehuman and lice example

The cat in the cat and The cat in the cat and roundworm exampleroundworm example

Ring worm on a humanRing worm on a human

Tapeworm In a rabbitTapeworm In a rabbit

TapewormTapeworm

Heart worm in a dogHeart worm in a dog

Common NC Deer tickCommon NC Deer tick

Don’t let the bed bugs bite!!!!Don’t let the bed bugs bite!!!!