Symbiotic Relationships

Create a Concept Web in your Science Journal That looks like this Commensalism Mutualism Symbiosis Parasitism

What is symbiosis? Definition: A close relationship between two different kinds of organisms in which at least one of the organisms benefits. It is usually a relationship that lasts over a period of time .

Types of Symbiosis There are three types of symbiotic relationships. Mutualism Commensalism Parasitism

Mutualism A type of symbiosis in which both organisms benefit from the relationship. The bee gets a meal and the flower gets help reproducing

Mutualism: Moray eel with Cleaner Fish Moray eel gets a clean mouth Cleaner Fish gets a meal

Antelope gets parasites removed. Oxpecker gets a meal Mutualism: Antelope with Oxpecker Antelope gets parasites removed. Oxpecker gets a meal

Commensalism Cattle and egret. A type of symbiosis where one species benefits while the second species is neither helped nor harmed. (it is unaffected) Cattle and egret.

Commensalism: Cattle w/ cattle egrets Cattle stir up insects as they eat grass Egrets hang around and eat insects

Orchids grow on tree branches in rainforests to be closer to sunlight

Parasitism A type of symbiosis where one organism benefits while the other is harmed. Usually the parasite lives in or on the host organism. Wasp and caterpillar

Parasites common in dogs

Aphids or “Plant Lice” suck the sap from plants

Do parasites generally kill their host? Why?