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Principles of Ecology Cheat Sheet (DRAFT) by

Study notes for final exam for Principles of Ecology

This is a draft cheat sheet. It is a work in progress and is not finished yet.

Week 1

What is ecology?
- Connec­tions in nature
- Intera­ctions that determ­ine­/pr­edict the distri­bution and abundance of organisms.
- Unders­tanding process that drives change.
Distri­bution = where
Abundance = how many

Ecological termin­ology

Key Terms
Individual – organism a unit in a popula­tion, geneti­cally discrete
Species – indivi­duals capable of successful interb­reeding
Population – intera­cting and interb­reeding indivi­duals of a species
Community – a group of intera­cting species
Ecosystem – biotic community and its abiotic attributes


Structures – distri­bution, abundance, species present sex ratio, age structure, genetic diversity
Dynamics – changes to distri­bution, abundance, structure