Feeding Relationships

Collecting primary evidence of the decline in biodiversity – is it possible?

Awarding Body Learning Objectives

• OCR Science A

• B3 Life on Earth

• B3.4 why do some species become extinct, and does it matter? What is the importance of biodiversity?

How Science Works Objectives

Assessment Objective 3 (AO3):

Practical, enquiry and data-handling skills

Applications and implications of science

Lesson Progression• Key words

• Sampling skills & writing explanations

• Plant adaptations

• Assessing risk & presentation skills

• What method is needed to compare two sites?

• Writing predictions - number of species? Most species adapted for mowing?

How can we sample this?

Results, Analysis and Evaluation

• Bar ChartAverage height

Number of different species

Percentage cover of individual species

Amount of bare ground

• Using the dataCan the data be used to consider the wider effect on the feeding

relationships if development was to occur?

• Evaluating the dataWhat problems were there when collecting the evidence?