Symbiosis

By: Rebecca Locey & Casey Early

Mutualism +/+

• Both species benefit• Ex. A bee taking the pollen out of a flower

and carries to their nest. The bee taking the pollen out of the flower helps the flower grow.

Commensalism +/0

• 1 species benefits while the other is not affected.

• Ex. A bird ridding on a cows back. The cow is helping the bird but the bird is not helping the cow and its not hurting it.

Parasitism +/-

• 1 species benefits while the other one is harmed.

• Ex. A mosquito biting a human. Its good for the mosquito but can harm the human

Mutualism +/+

• This the theory of Mutualism!• There are three types of Mutualism. They are

Trophic, defensive, and dispersive mutualisms.