Ecosystems Under Stress (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 type of system is an ecosystem?
What type of system is an ecosystem?
Open system
Which term describes the non-living components of an ecosystem?
Which term describes the non-living components of an ecosystem?
Abiotic
What pigment allows producers to perform photosynthesis?
What pigment allows producers to perform photosynthesis?
Chlorophyll
What type of consumer are herbivores classified as?
What type of consumer are herbivores classified as?
Primary consumers
What do decomposers release back into the environment?
What do decomposers release back into the environment?
Simple inorganic & organic substances
What percentage of incoming sunlight is captured by plants?
What percentage of incoming sunlight is captured by plants?
Less than 2%
How much does temperature drop per 100 metres of altitude gained?
How much does temperature drop per 100 metres of altitude gained?
1°C
How do energy and nutrients move differently through ecosystems?
How do energy and nutrients move differently through ecosystems?
Energy flows one way, nutrients cycle
What physical effect can wind have on vegetation?
What physical effect can wind have on vegetation?
Cause damage & discourage tree growth
What do tertiary consumers feed on?
What do tertiary consumers feed on?
Secondary consumers