Nature & science · Age 11 · Quarter 3 – Advanced Ecology
Comparing Natural and Human-Caused Disturbances
Compare how ecosystems respond differently to natural versus human-caused disturbances.
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
Why do ecosystems often recover more quickly from natural fires than from deforestation?
Question 2
Multiple choice
Which of these would make it hardest for an ecosystem to recover after a disturbance?
Question 3
Multiple choice
Mount St. Helens volcano erupted in 1980, devastating the surrounding forest. By the 2000s, the forest was recovering. What does this show?
Question 4
True or false
Ecosystems that have been degraded by human activities always recover faster than those affected by natural disasters.
Question 5
Matching
Match each disturbance type to its expected recovery time.