45 What You Know So Far

Summarise what you know about this topic so far under the headings provided. You can draw diagrams or mind maps, or write short notes to organise your thoughts in preparation for the NCEA style essay question that follows. Use the points in the introduction and the hints provided to help you: Competition between species

Mutualism HINT: How do organisms benefit from mutualistic relationships? HINT: How does competition affect the competing species?

Exploitation HINT: Predation, herbivory, and parasitism. How are the parties involved affected?