Levels of Organization

Front

What is an ecosystem?

Back

A biological community that includes various species and their physical environment, consisting of both biotic (living) and abiotic (non-living) factors.

Front

What is an organ?

Back

A group of tissues performing similar functions in a multicellular organism.

Front

List the order of organization of multicellular organisms from smallest to largest.

Back

Cell, tissue, organ, organ system, organism.

Front

What is a community in biological terms?

Back

A group of different species living together in a specific area.

Front

What is a population?

Back

Organisms who are members of the same species in an ecosystem.

Front

Define biotic factors.

Back

Living components of an ecosystem, such as plants, animals, and microorganisms.

Front

Define abiotic factors.

Back

Non-living components of an ecosystem, such as sunlight, water, and minerals.

Front

What is a biosphere?

Back

The global sum of all ecosystems; the zone of life on Earth.

Front

What is a tissue?

Back

A group of similar cells that work together to perform a specific function.

Front

What is an organ system?

Back

A group of organs that work together to perform complex functions in an organism.