Intro to Ecology

What is the primary focus of ecology?

• The study of individual organisms.

• The study of how living things interact with each other and their environment.

• The study of non-living components of an ecosystem.

• The study of animal behavior.

What does the term "biotic factors" refer to in ecology?

• Living organisms within an ecosystem.

• Non-living components of an environment.

• The physical conditions of a habitat.

• The chemical composition of soil and water.

Which of the following is an example of an abiotic factor?

• Bacteria

• Plants

• Temperature

• Animals

What defines a population in ecology?

• All living things in a specific area.

• All members of a single species living in a defined area.

• All non-living components of an environment.

• A group of different species interacting in an area.

Which ecological level includes all the different populations of living organisms in a particular area?

• Ecosystem

• Biosphere

• Community

• Individual

What is an ecosystem composed of?

• Only biotic factors.

• Only abiotic factors.

• Biotic factors and abiotic factors.

• A single species and its habitat.

What is the highest level of ecological organization that encompasses all ecosystems on Earth?

• Community

• Population

• Biosphere

• Individual