Year 9 Respiration and Ecosystems Worksheets
Printable respiration and ecosystems worksheets for Year 9 (ages 13-14, Key Stage 3), matched to the typical Year 9 focus of the Key Stage 3 curriculum. Make one in about 30 seconds, with an answer key.
First worksheet free · no card needed
What Year 9 children learn about respiration and ecosystems
- Aerobic respiration and its word equation
- Anaerobic respiration in humans and microorganisms
- Comparing respiration and photosynthesis
- Ecosystems and interdependence
- How toxic materials build up in food chains
The Key Stage 3 science programme of study covers Years 7 to 9 together; this is the typical Year 9 focus in most UK schools. Based on the National Curriculum in England (Department for Education), used under the Open Government Licence v3.0.
What you get in each worksheet
- Questions pitched at Year 9, from warm-up to challenge
- A full answer key on a separate page
- Print-ready PDF, or answer on screen with Pro
- Choose beginner, intermediate or advanced difficulty
Ready-made respiration and ecosystems worksheets
Print all 2 as a pack →Frequently asked questions
What do children learn about respiration and ecosystems in Year 9?
In Year 9 (ages 13-14), most schools focus on: aerobic respiration and its word equation; anaerobic respiration in humans and microorganisms; comparing respiration and photosynthesis; ecosystems and interdependence; how toxic materials build up in food chains.
Are these Year 9 respiration and ecosystems worksheets free?
Every new account gets a free worksheet with print, PDF download and an answer key, and no card is needed. After that, unlimited worksheets are £4.99 a month, with the first month for £1.99.
Do the worksheets come with answers?
Yes. Every worksheet has a full answer key on its own page, so marking takes seconds.
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