2 & 3 B3.4.2 describe how to carry out a field investigation into video clip introduces the techniques used by ecologists when sampling and This is an opportunity to carry out the distribution and abundance of organisms in an also some of the environmental factors that affect the distribution of organisms a practical activity that will cover the skills required for ecosystem and explain how to determine their numbers in and clip shows some students looking at sampling buttercup populations, PAG3 a given area highlighting some of the main issues. (Separate Science) / PAG B3 (Combined Science). M2d you will find a good summary presentation and some worksheets allowing learners to get the idea about sampling in the classroom. The mathematical skills are an PAG3 (Separate Science) / PAG B3 (Combined Science) important part of this activity so Sampling techniques B3.4.3 in the context of data related to organisms within a by collecting their own data, population: BBC provide a revision resource that allows learners to identify abiotic and learners will be able to develop biotic factors that affect an ecosystem along with sampling techniques. There a) calculate arithmetic means the required mathematical skills. are also self-assessment questions that allow learners to test their M2b, M2f understanding. b) use fractions and percentages M1c THINKING CONCEPTUALLY c) plot and draw appropriate graphs selecting appropriate Practical sampling scales for the axes Nuffield Foundation provide a detailed schedule for learners to undertake M4a, M4c quadrat sampling. This resource can then be used to plot data and draw d) extract and interpret information from charts, graphs conclusions from it. and tables M2c THINKING CONTEXTUALLY
2 & 3 B3.4.2 describe how to carry out a field investigation into the distribution and abundance of organisms in an ecosystem and explain how to determine their numbers in a given area M2d PAG3 (Separate Science) / PAG B3 (Combined Science) B3.4.3 in the context of data related to organisms within a population: a) calculate arithmetic means M2b, M2f b) use fractions and percentages M1c c) plot and draw appropriate graphs selecting appropriate scales for the axes M4a, M4c d) extract and interpret information from charts, graphs and tables M2c video clip introduces the techniques used by ecologists when sampling and also some of the environmental factors that affect the distribution of organisms and clip shows some students looking at sampling buttercup populations, highlighting some of the main issues. you will find a good summary presentation and some worksheets allowing learners to get the idea about sampling in the classroom. Sampling techniques BBC provide a revision resource that allows learners to identify abiotic and biotic factors that affect an ecosystem along with sampling techniques. There are also self-assessment questions that allow learners to test their understanding. THINKING CONCEPTUALLY Practical sampling Nuffield Foundation provide a detailed schedule for learners to undertake quadrat sampling. This resource can then be used to plot data and draw conclusions from it. THINKING CONTEXTUALLY This is an opportunity to carry out a practical activity that will cover the skills required for PAG3 (Separate Science) / PAG B3 (Combined Science). The mathematical skills are an important part of this activity so by collecting their own data, learners will be able to develop the required mathematical skills.