Ecology

Ecology Introduction What is Ecology? What is Ecology? What is an abiotic factor? What is an abiotic factor? What provides energy to most environments? What provides energy to most environments? Intro to Ecology Clip

Ecology Ecology the study of the interactions of organisms with one another and with their physical environment. Ecology the study of the interactions of organisms with one another and with their physical environment.

2 Parts of an Environment 1. Biotic Factors describes living factors in the environment. 2. Abiotic Factors describes the nonliving parts of an environment. Ex. Physical environment such as air, water, temperature, rocks etc. 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. 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. Community All the populations of species that live in the same habitat and interact with each other.

Ecosystem Ecosystem a community of organisms and their abiotic environment. Ecosystem a community of organisms and their abiotic environment.

What are the 3 roles (Niche) Organisms can play in a Community? 1. Producer 2. Consumer 3. Decomposer Manu Biosphere Preserve Clip What role does the Squirrel Monkey Play in the community?

Living things need Energy All living things need energy to survive. All living things need energy to survive.

Food Webs Food Webs a diagram that shows the feeding relationships between organisms in an ecosystem. Food Webs a diagram that shows the feeding relationships between organisms in an ecosystem.

Energy Pyramid Energy Pyramid Shows an ecosystems loss of energy, which results as energy passes through the ecosystems food chain. Energy Pyramid Shows an ecosystems loss of energy, which results as energy passes through the ecosystems food chain. Producers Consumers (Herbivore) Consumers (Carnivore)

View Galapagos and Sonoran Desert Clips