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Tutor HuntTest QuestionsBiology QuestionsYear 10 Biology Questions

 

Trophic Levels (biology Only) (GCSE Biology)

The following is a GCSE Biology test covering 'Trophic Levels (biology Only)' from the broader topic Ecology. The test is geared towards the AQA exam board style syllabus.
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Below a typical questions that will be covered in this test. You final score will be logged on your account

How does an energy pyramid differ from a pyramid of numbers?
Which of the following is a detritivore that helps transfer energy by breaking down dead material physically?
What does biomass most directly measure?
Which factor would most directly increase primary productivity in an ecosystem?
A fisherman catches many large tuna (top predators). Which effect is most likely if the tuna population is drastically reduced?
If herbivore biomass is 500 g m-2 and secondary consumers have biomass 50 g m-2, what is the transfer efficiency between these levels?
Why are decomposers essential for nutrient cycling?
Which process causes the most energy loss between trophic levels?
Which of these best describes a food web?
What term describes an organism that eats only plants?
Which of the following organisms is normally a primary producer in a terrestrial food chain?