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OCR Gateway B Module B2: Understanding Our Environment

Different groups for classification:

Types of classification:


Pyramids of biomass/numbers:

Energy in food chains:

The carbon cycle:

The nitrogen cycle:

Ecological niche


Dependance and mutualism

Predator adaptations:

Prey adaptations:

Adaptations to the cold:

Adaptations to reduce heat loss

Early theories:

Charles Darwin's theory of natural selection; 150 years ago

Population growth

Indicator species


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