Nature & science · Age 11 · Quarter 3 – Advanced Ecology
Analysing Complex Food Webs
Analyse a multi-species food web and predict the effects of adding or removing species.
Module
Quarter 3 – Advanced Ecology
Age
Age 11
Duration
10 min
Questions
5
What's in this exercise
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Question 1
Multiple choice
In a food web, if a herbivore population doubles, which of the following is most likely to happen?
Question 2
Multiple choice
A food web has: grass → rabbit → fox → eagle. If all eagles are removed, what is the most likely long-term effect?
Question 3
Multiple choice
Why is a food web a better model of an ecosystem than a simple food chain?
Question 4
True or false
In a healthy food web, the loss of one species always causes the entire ecosystem to collapse.
Question 5
Matching
Match each food web concept to its definition.