Species Interactions (Symbiosis).

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Presentation transcript:

Species Interactions (Symbiosis)

Mutualism A + B + Commensalism A + B o Amensalism A o B - Both species benefit Zebra and tick bird A + B + Commensalism One benefits from other Epiphytes A + B o Amensalism One species is harmed by other Grazing stock trampling plants A o B -

Exploitation A + B - Antibiosis A o B - Competition A - B - One benefits at expense of other Predation, Herbivory, Parasitism A + B - Antibiosis One is harmed by a compound the other produces Thyme plant releasing toxins A o B - Competition Both species are harmed Plants competing for light A - B -

Activity Look at card Identify the type of interaction Explain how each species is affected in terms of survival and food resources

Text Book Read pg 22-23 Highlight key words What is the difference between parasitism and parasitoids? Answer Q6 pg 26