Ecosystems (Edexcel GCSE Biology Combined Science): 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 correct order of organisation in ecosystems from smallest to largest?
What is the correct order of organisation in ecosystems from smallest to largest?
Individual→Population→Community→Ecosystem
What is an ecosystem?
What is an ecosystem?
Interaction of a community with environment
What process do producers use to create biomass?
What process do producers use to create biomass?
Photosynthesis
How do decomposers break down dead organisms?
How do decomposers break down dead organisms?
Secrete enzymes onto dead matter
What is intraspecific competition?
What is intraspecific competition?
Competition within same species
Which resource do plants compete for that is needed for photosynthesis?
Which resource do plants compete for that is needed for photosynthesis?
Light
What characterises a stable community?
What characterises a stable community?
Biotic & abiotic factors in balance
How does temperature affect organisms as an abiotic factor?
How does temperature affect organisms as an abiotic factor?
Influences enzyme activity & metabolism
What is the impact of introducing a new predator to an ecosystem?
What is the impact of introducing a new predator to an ecosystem?
Can reduce prey population
What is mutualism?
What is mutualism?
Both organisms benefit from relationship