KS3 Biology — Deforestation and the Carbon and Water Cycles — Full Worksheet

🌳 Build deep understanding of deforestation and its effects with this complete, no-prep 100-mark worksheet — ready to use for lessons, homework, or revision. Deforestation is the large-scale removal of trees, which disrupts the carbon cycle by releasing stored CO₂ and reducing photosynthesis, and this resource covers its full impact on the carbon cycle, water cycle, food security, and reforestation strategies for KS3 students aged 11–14.

📦 What's included:

Structured across three sections of progressive difficulty:

Section 1 (30 marks) — multiple choice, true/false, and fill-in-the-blank

Section 2 (40 marks) — short answer questions, definitions, an extended explanation, and a cause-and-effect flow diagram

Section 3 (30 marks) — three extended writing questions requiring evaluation and reasoned argument

Full answer key with detailed marking guidance included.

🎬 Watch the free video lesson: https://www.youtube.com/watch?v=Slp8vTsdxh8

👩‍🏫 Google Classroom ready — copy the link straight into your assignment. Print as many copies as your class needs.

🔓 Also available as part of the Complete Lesson Pack, bundled with extension activities. Save £1 buying the pack (£3 + £3 = £6 separately, £5 together).

Price: £3