This is the second lesson from the SNAB Topic 4: Biodiversity and natural resources. It includes an introduction to heterozygosity index and simpsons index of diversity. There are practice questions included for students to complete. This links to the specification: ii) Know how biodiversity can be measured within a habitat using species richness and within a species using genetic diversity by calculating the heterozygosity index (H):
iii) Understand how biodiversity can be compared in different habitats using a formula to calculate an index of diversity (D):
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