pptx, 1.85 MB
pptx, 1.85 MB
docx, 15.21 KB
docx, 15.21 KB
docx, 13.1 KB
docx, 13.1 KB
docx, 18.29 KB
docx, 18.29 KB
docx, 18.7 KB
docx, 18.7 KB
docx, 19.42 KB
docx, 19.42 KB
docx, 18.32 KB
docx, 18.32 KB

This lesson describes biodiversity and explains how it can be calculated within a species, a habitat and how it can be compared between habitats. The detailed PowerPoint and accompanying resources have been designed to cover points 4.16, 4.17 & 4.18 in unit 2 of the Edexcel International A-level Biology specification and the meaning of endemism is also explained.

A quiz competition called BIOLOGICAL TERMINOLOGY SNAP runs over the course of the lesson and this will engage the students whilst challenging them to recognise key terms from their definitions. This quiz will introduce species, population, biodiversity, endemic, heterozygote and natural selection and each of these terms is put into context once introduced. Once biodiversity has been revealed, the students will learn that they are expected to be able to measure biodiversity within a habitat, within a species and within different habitats so that they can be compared. The rest of the lesson uses step by step guides, discussion points and selected tasks to demonstrate how to determine species richness, the heterozygosity index and an index of diversity. Students are challenged with a range of exam-style questions where they have to apply their knowledge and all mark schemes are displayed and clearly explained within the PowerPoint to allow students to assess their understanding and address any misconceptions if they arise.

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A bundle is a package of resources grouped together to teach a particular topic, or a series of lessons, in one place.

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Topic 4: Plant structure and function, Biodiversity and Conservation (Edexcel Int. A-level Biology)

All of the 9 lessons that are included in this bundle are highly detailed and are fully-resourced. The lesson PowerPoints and their accompanying worksheets contain a wide range of tasks that will engage and motivate the students whilst covering the following specification points as set out in topic 4 of the Edexcel International A-level Biology specification: * The structure and ultrastructure of plant cells * The function of the organelles in plant cells * The structure and function of starch and cellulose * The similarities and differences between the structures, position and functions of sclerenchyma, xylem and phloem * Understand that classification is a means of organising the variety of life based on relationships between organisms * New taxonomic groupings * The meaning of the terms biodiversity and endemism * Know how biodiversity can be measured within a habitat and within a species * Comparing biodiversity between habitats using the index of diversity * The adaptations of organisms to their environment * Use of the Hardy-Weinberg equation * Changes in allele frequency are the result of mutation and natural selection * Evaluate the methods used by zoos and seed banks in the conservation of endangered species and their genetic diversity If you would like to sample the quality of lessons in this bundle then download the cellulose & starch and modern-day classification lessons as these have been uploaded for free

£16.00

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