Learning intentions:

To examine the impact plastic pollution has on ocean symbiotic relationships

Success criteria:

• I can define the terms symbiotic, commensal, parasitic and mutualistic

• I can classify symbiotic relationships as commensal, parasitic or mutualistic

By M Dang

Ecosystems

An ecosystem is ''a community of living things, non-living things and

their interrelationships''.

Crocodiles and Plover Bird

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https://www.youtube.com/watch?v=Dd6GcQrkMDM

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Example of relationship

Symbiosis

Crocodiles and the Plover Bird

• have a symbiotic, mutualistic relationship, meaning they both benefit from each other

• the Plover eats parasites and leftover food in the crocodile’s mouth.

• the bird gets food, while the crocodile gets its mouth cleaned

Symbiosis

Symbiosis is an interaction between organisms living in close physical association.

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​​Types of symbiosis:

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