Terms
Levels of Organization
Organizational Hierarchy
Organizational Hierarchy
& some more terms
100

The study of all forms of life

What is biology?

100

any individual living thing

What is an organism?

100

The smallest and most fundamental unit of matter

What is atom?

100

All chemical reactions which occur within an organism

What is metabolism?

200

Biology that refers to organic, living or once living organisms

What is biotic?

200

All individuals of a species living within a specific area

What is population?

200

Two or more atoms joined by a chemical bond

What is molecules?

200

The process by which different kinds of living organism have developed and diversified through earlier forms

What is evolution?

300

Biology that refers to inorganic or organisms that were never alive

What is abiotic?

300

The set of populations inhabiting a particular area

What is community?

300

Specialized structure that surrounds macromolecules

What is organelle?

300

Groups of cells sharing similar structure and function

What is tissue?

300

The change or process of change by which an organism or species becomes better suited to its environment

What is adaptation?

400

Maintenance of a stable internal environment

What is homeostasis?

400

All the living things in a particular area together with the abiotic parts of that environment

What is ecosystem?

400

The smallest and most fundamental unit of structure and function in all LIVING things

What is cell?

400

Groups of tissue that share similar function

What is organ?

400

Release of energy from environmental materials; energy used to sustain life

What is catabolic metabolism?
500

The variety of life

What is biodiversity?

500

The ______ includes all living things and the places they are found

What is biosphere?

500

Groups of functionally relatable organs

What is organ system?

500

Use of energy to synthesize organic materials?

What is anabolic metabolism?

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