KS 4 This is a presentantion with colourful PowerPoint slides. It refers to the roles of producers and consumers as parts of the food chain in ecosystems.

A detailed colourful powerpoint presentation; Animated images; It describes the roles of producers, consumers and decomposers in habitats and the flow of energy. An example of different types of organisms in a forest community is also included.

KS 4 This is a full lesson with 16 colourful, animated PowerPoint slides (starter and plenary included) and a worksheet with differentiated levels of exercises available to use. This presentation defines the different levels of ecological organization, the scales of an ecosystem and the interactions of the organisms with other biotic and abiotic factors as well as the different types/groups of ecosystems (aquatic, terrestrial).

KS3_Unit: Material Cycles & Energy Lesson 1: Photosynthesis L.O. To understand the purpose and process of photosynthesis Starter & Plenaries for novice & advanced are included Colourful, 9 slides with questions.

KS 4 This is a full lesson with 11 colourful, PowerPoint slides (starter and plenary is included), a worksheet with differentiated levels of exercises and a case study available to use. This presentation defines the different types of interspecific interactions between biotic factors and the abiotic factors affecting interactions.

KS4 This is a full lesson with 20 colourful, PowerPoint slides (starter and plenary is included) and a worksheet with differentiated levels of exceptional exercises available to use. L.O. To understand how energy and nutrients flow in ecosystems is represented This presentation defines the different representations of energy and nutrients flow in ecosystems (food chains, food webs, ecological pyramids), the Lindeman's 10% law, the different types of ecological pyramids (biomass, energy, number), the types of pyramids of numbers (Upright, Partly upright, Inverted) as well as a great array of different types of exercises.

KS3_Unit: Material Cycles & Energy Lesson 2: Investigating photosynthesis L.O. To understand the mechanism of photosynthesis, its importance and leaf adaptation. Starter & Plenary included Colourful, 8 slides, questions included

An introductory lesson to understand life systems and to become able to distinguish between a habitat, an ecosystem and a community. This is an animated colourful powerpoint presentation; Questions are incorporated.

Grade 4 This is a full lesson resource on how food chains and food webs represent the flow of energy and matter. A colourful powerpoint presentation with animated pictures as well as a worksheet with very useful exercises, grouped into 3 levels of difficulty, are also included.