This is any close relationship between any two different species in an ecosystem

• symbiosis

• parasitism

• mutualism

• commensalism

Tags

NGSS.MS-LS2-2

Both species benefit

• symbiosis

• parasitism

• mutualism

• commensalism

One species benefits, the other is unaffected

• symbiosis

• parasitism

• mutualism

• commensalism

One species benefits, the other species is harmed

• symbiosis

• parasitism

• mutualism

• commensalism

Barnacles create home sites by attaching themselves to whales. As the barnacle is a filter feeder, it also gets access to more water (and more food) due to the relationship. Whale is unaffected.

• symbiosis

• parasitism

• mutualism

• commensalism

Ostriches and gazelles feed next to each other. They both watch for predators. Because the visual abilities of the two species are different, they can each identify threats that the other animal may not see as readily.

• symbiosis

• parasitism

• mutualism

• commensalism

Tags

NGSS.MS-LS2-2

Mistletoe extracts water and nutrients from the spruce tree to the detriment (ill effect) to the spruce

• symbiosis

• parasitism

• mutualism

• commensalism

Tags

NGSS.MS-LS2-4

Honey guide birds alert and direct badgers to bee hives. The badgers then expose the hives and feed on the honey first. Next the honey guide birds eat.

• symbiosis

• parasitism

• mutualism

• commensalism

Tags

NGSS.MS-LS2-2

Tapeworms reside in human intestine and take nutrients from the human

• symbiosis

• parasitism

• mutualism

• commensalism

Epiphytes are a class of plants that grow in the crooks of tree branches. They simply use the tree branches as a way to be higher—closer to the sunlight needed for photosynthesis. The trees aren’t affected by this relationship.

• symbiosis

• parasitism

• mutualism

• commensalism