Post-UTME Biology 2017 Objective — Question 13
Question 13 of 20 from the Post-UTME Screening (Post-UTME) Biology 2017 Objective paper, with the correct answer and a full explanation.
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Which of the following groups of characteristics best describes an ecosystem?
- A. Population growth, material cycle, stability and constant energy loss
- B. Species diversity, stability, energy flow and material cycleCorrect
- C. An assemblage of species, food competition and energy gain
- D. Species of an organism, stability, energy flow and material cycle
Explanation
An ecosystem is best characterised by species diversity, stability, energy flow through trophic levels, and cycling of materials/nutrients.
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