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Tutor HuntTest QuestionsBiology QuestionsYear 10 Biology Questions

 

Levels Of Organisation (GCSE Biology)

The following is a GCSE Biology test covering 'Levels Of Organisation' from the broader topic Ecology. The test is geared towards the AQA exam board style syllabus.
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Which conservation approach aims to protect a whole ecosystem rather than single species?
Which of the following is an abiotic factor affecting population distribution?
What is the primary source of energy for almost all ecosystems?
Why is genetic diversity within a species important for its long-term survival?
Which management strategy reduces soil erosion at the edge of agricultural fields and provides habitat for wildlife?
Which description best fits a keystone species?
In a simple food chain, which organisms are producers?
Which definition best describes biodiversity?
What is the 10% rule in ecological energy transfer?
Which trophic level contains organisms that are usually unable to synthesise organic molecules from inorganic sources?
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?