EcologyHigh Exam FrequencyAQAEdexcelOCRWJEC
Ecosystems Communities
Topic 1: Ecosystems Communities
Study this topic
1Introduction2Key Facts3Deep Dive4Key Facts5Key Facts6Exam Tips7How It Works8Deep Dive9Deep Dive10Definitions11Misconceptions12Memory Aid13Exam Focus14Summary15Exam Tips
Nature's Neighbourhood
Key Definitions — Learn These EXACTLY!
Deep Dive: Biotic vs Abiotic Factors
Interdependence — Why It Matters
Food Chains and Food Webs
Exam Tips
How It Works: Energy Flow Through Trophic Levels
Pyramids of Biomass
Predator-Prey Cycles
Key Definitions
Common Misconceptions
Memory Aids
Exam Focus
Knowledge Organiser
Exam Tips: Ecosystems and Communities
Sample Flashcards
What is a habitat?
The place where an organism lives — the specific part of the environment that provides everything the organism needs to survive.
What is a community?
All the populations of different species living and interacting in the same area at the same time.
Sample Questions
What is a community in ecology?
Explain what is meant by interdependence in an ecosystem.
15
exam-style questions
20
revision flashcards
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