Populations and Communities. Chapter 1 Sections 1-3. Ecology. The scientific study of interactions among organisms and between organisms and their environment, or surroundings. Origin of the word: Greek word – oikos (which means “house”) Thus- ecology means the study of natures house.
Chapter 1 Sections 1-3
Birth Rate > Death Rate = Pop. Increases
Death Rate > Birth Rate = Pop Decreases
Carrying Capacity: the largest population that an area can support
1. migrate to better place
2. adapt to fit environment
Siafu or Driver Ants (Hymenoptera) of Africa out compete and consume everything that crosses its path, even cows!!!
Predators have adapted to become better and more efficient
Prey have also adapted to avoid being eaten