#10.1i
Understand what is meant by the term ecosystem and that they range in size.
#10.1ii
Understand what is meant by trophic levels.
#10.1iii
Understand the advantages and disadvantages of pyramids of numbers, biomass (dry) and energy as useful representations of ecosystem structure and how biomass and energy are transferred within them.
#10.1iv
Know the ecological techniques used to assess abundance and distribution of organisms in a natural habitat, including types of quadrat, transects, ACFOR scales, percentage cover and individual counts.
#10.1v
Be able to select appropriate ecological techniques according to the ecosystem and organisms to be studied.
#10.1vi
Be able to use statistical tests to analyse data, including t-test and Spearman rank correlation coefficient.