How were other animals affected by the
disappearance of the gray wolf?
How did the disappearance of the gray wolf
affect the abiotic factors of the ecosystem?
What is Ecology?
What is an abiotic
energy to most
Intro to Ecology Clip
Ecology the study of the interactions of
organisms with one another and with their
2 Parts of an Environment
1. Biotic Factors
describes living factors
in the environment.
2. Abiotic Factors
describes the nonliving
parts of an
Ex. Physical environment
such as air, water,
temperature, rocks etc.
Populations and Communities
Population a group of organisms of the same species
that live in a geographical area.
Community All the populations of species that live in
the same habitat and interact with each other.
Ecosystem a community of organisms and their
What are the 3 roles (Niche)
Organisms can play in a
What role does the Squirrel Monkey
Play in the community?
Manu Biosphere Preserve Clip
Living things need Energy
All living things need energy to survive.
Food Webs a diagram that shows the feeding
relationships between organisms in an
Energy Pyramid Shows an ecosystems loss of
energy, which results as energy passes through
the ecosystems food chain.
View Galapagos and Sonoran Desert Clips