KS3 Science ’ Disruption to Food Chains & Webs’ PowerPoint | Adapted for Smart Activate 2

This engaging PowerPoint resource is designed to support the teaching of disruptions to food chains and food webs in Year 8 science, perfectly aligned with the Smart Activate 2 textbook (Oxford). It helps students build a solid understanding of energy flow and feeding relationships within ecosystems.

Learning Objectives:

• Describe what is meant by the interdependence of organisms.
• Suggest and justify how the change in a population of one organism affects the population of another within a food web
• Describe how toxic materials can accumulate in a food chain.

What’s included:

Clear and accessible slides for direct teaching

Visual examples of food chains and webs

Keywords and definitions explained

Interactive tasks and questions for student participation

A structure that mirrors Smart Activate 2, B3.2 “ Disruption to Food Chains and Webs”

Ideal for whole-class teaching, cover lessons, or remote learning support. Fully editable to suit your learners’ needs.