Nature & science · Age 10 · Complex Ecosystems & Biomes
Decomposers and the Nutrient Cycle
Understand how decomposers recycle nutrients and keep ecosystems healthy.
Module
Complex Ecosystems & Biomes
Age
Age 10
Duration
10 min
Questions
5
What's in this exercise
Answers are hidden — sign up to practise and check your work.
Question 1
Multiple choice
What are the nutrients released by decomposers used for?
Question 2
Multiple choice
Which conditions help decomposers work faster?
Question 3
Multiple choice
What is composting?
Question 4
True or false
Without decomposers, dead matter would build up and the nutrients locked inside it could never be used by plants again.
Question 5
Matching
Match each step to its place in the nutrient cycle.