Local Ecosystems: Ponds (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 is the maximum size of a pond according to the UK Biodiversity Action Plan?
What is the maximum size of a pond according to the UK Biodiversity Action Plan?
Two hectares
Why is the shallow depth of ponds particularly significant for plant growth?
Why is the shallow depth of ponds particularly significant for plant growth?
Sunlight penetrates right to the bottom
Which pond habitat is home to pond skaters and free-floating organisms?
Which pond habitat is home to pond skaters and free-floating organisms?
The surface film
Which abiotic factor determines which species can survive in a water body?
Which abiotic factor determines which species can survive in a water body?
Salinity
Which organisms form the first trophic level as producers in a pond ecosystem?
Which organisms form the first trophic level as producers in a pond ecosystem?
Phytoplankton and aquatic plants
Which nutrients do decomposers release back into the water from dead organic matter?
Which nutrients do decomposers release back into the water from dead organic matter?
Nitrogen, phosphorus and magnesium
In eutrophication, what happens after algae block sunlight from penetrating the water?
In eutrophication, what happens after algae block sunlight from penetrating the water?
Plants die from lack of light
How long does hydrosere succession take to transform a pond into woodland if left undisturbed?
How long does hydrosere succession take to transform a pond into woodland if left undisturbed?
Over 200 years
By what percentage does floating pennywort reduce native white-clawed crayfish populations?
By what percentage does floating pennywort reduce native white-clawed crayfish populations?
Over 50 per cent
How many ponds were created in Phase I of the Million Ponds Project (2008-2012)?
How many ponds were created in Phase I of the Million Ponds Project (2008-2012)?
Over 1,000 ponds