Levels Of Organisation (GCSE Biology)

What is an example of interspecific competition?

Which sampling technique is best for estimating the abundance of a low-mobility plant across a grassland transect?

In a simple food chain, which organisms are producers?

Which statement correctly describes secondary succession?

Which definition best describes biodiversity?

A student records 15 marked butterflies, releases them, then later catches 60 butterflies total of which 5 are marked. Using the Lincoln–Petersen estimate, what is the estimated total population size?

Which of the following is an abiotic factor affecting population distribution?

Which management strategy reduces soil erosion at the edge of agricultural fields and provides habitat for wildlife?

Which description best fits a keystone species?

Which trophic level contains organisms that are usually unable to synthesise organic molecules from inorganic sources?

Which factor would most directly reduce the transfer efficiency between trophic levels (less energy passed to the next level)?