Terrestrial Ecosystems (Case Study: South Downs) (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 the three main nutrient stores in an ecosystem?
What are the three main nutrient stores in an ecosystem?
Soil, litter and biomass
What is an ecosystem?
What is an ecosystem?
Living organisms + physical environment
How long is the South Downs chalk ridge?
How long is the South Downs chalk ridge?
Approximately 100 km
What key nutrients does rendizina soil lack?
What key nutrients does rendizina soil lack?
Potassium and phosphates
What is leaching in nutrient cycling?
What is leaching in nutrient cycling?
Water carrying nutrients through soil
What is the average annual rainfall in the South Downs?
What is the average annual rainfall in the South Downs?
Approximately 950 mm
How many plant species can be found per square metre in unimproved chalk grassland?
How many plant species can be found per square metre in unimproved chalk grassland?
Up to 56 species
What problem does habitat fragmentation cause?
What problem does habitat fragmentation cause?
Increased extinction risk
Which slope of the South Downs is steep and north-facing?
Which slope of the South Downs is steep and north-facing?
The scarp slope
Which is a direct impact of climate change on ecosystems?
Which is a direct impact of climate change on ecosystems?
Changes in species distribution