Task: Explain how a change in the cockle population has affected one or more organisms in a food web in the short and long term. Assessment focus: Sorting observations and inferences; reading food chains and; using a food web diagram to predict impact of change.
Task: Use a Venn diagram to interpret a food web based on the vegetable garden. Assessment focus: using diagrams to identify relationships between organisms; using systems thinking to describe these relationships.
Students are provided with a food web based on organisms of the rocky shore and sea. Students use this to answer questions about food chains in the food web.