Introduction to Ecology - Flashcard

Front

What is NOT a characteristic of life?

Back

Immunity is NOT a characteristic of life. Characteristics of life include homeostasis, metabolism, and evolution.

Front

Are Serengeti National Park in Tanzania and Etosha National Park in Namibia part of the same population of wildebeests?

Back

FALSE. They are in different locations and thus belong to different populations.

Front

What is the ecological level of organization that includes all living organisms on Earth?

Back

Biosphere.

Front

What is a pod of dolphins an example of?

Back

A population.

Front

What is the definition of a community in ecology?

Back

All of the populations of different species in a given area at a given time.

Front

What is homeostasis?

Back

Homeostasis is the ability of an organism to maintain a stable internal environment despite changes in external conditions.

Front

What is metabolism?

Back

Metabolism refers to all the chemical processes that occur within a living organism to maintain life.

Front

What is an ecosystem?

Back

An ecosystem is a community of living organisms interacting with their physical environment.

Front

What is the difference between a population and a community?

Back

A population consists of individuals of the same species in a given area, while a community includes all different species in that area.

Front

What are abiotic factors?

Back

Abiotic factors are non-living chemical and physical parts of the environment that affect living organisms.