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Tutor HuntTest QuestionsBiology QuestionsYear 10 Biology Questions

 

Biotic Factors (GCSE Biology)

The following is a GCSE Biology test covering 'Biotic Factors' from the broader topic Ecology. The test is geared towards the AQA exam board style syllabus.
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What biotic factor is directly measured by counting the number of different species in a habitat?
Which of the following best describes interspecific competition?
When ecologists measure population size of mobile animals, which biotic-aware method is commonly used?
Which sampling method is best for estimating the abundance of small plants across a meadow?
An invasive animal species arrives and has no predators. Which biotic effect is most likely?
Which biotic factor would most directly affect the carrying capacity for a herbivore species?
Which result from a quadrat survey would indicate low species richness?
Which description is an effect of disease (pathogen) as a biotic factor?
In a predator–prey cycle, when prey numbers increase, what biotic response typically follows?
Which of the following human activities can change biotic factors in rivers?
Which of these is an example of mutualism (biotic interaction)?