Mineral Nutrient Cycling (AQA A-Level Geography): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What are nutrients in an ecosystem?
What are nutrients in an ecosystem?
Chemical elements organisms need to grow
How do nutrients move through ecosystems compared to energy?
How do nutrients move through ecosystems compared to energy?
Nutrients cycle repeatedly; energy flows once
What does the biomass store contain?
What does the biomass store contain?
All living plant and animal matter
Which of these is NOT part of the litter store?
Which of these is NOT part of the litter store?
Living tree roots
What is soil made from?
What is soil made from?
Weathered rock, air, water, organic matter
How does atmospheric input add nutrients to an ecosystem?
How does atmospheric input add nutrients to an ecosystem?
Rain brings dissolved nutrients to litter
Plant uptake transfers nutrients from which store to which?
Plant uptake transfers nutrients from which store to which?
Soil to biomass
What organisms carry out decomposition?
What organisms carry out decomposition?
Bacteria, fungi and invertebrates
What is the difference between leaching and runoff?
What is the difference between leaching and runoff?
Leaching moves nutrients deep; runoff away
In a Gersmehl diagram, what does circle size represent?
In a Gersmehl diagram, what does circle size represent?
Amount of nutrients in that store