Levelss of Organization in Living Things

Front

What is the structure of an organism?

Back

Structure refers to the part of an organism like cells, tissues, organs.

Front

When many organ systems work together, what do they form?

Back

They form an organism.

Front

What is an example of an organ system?

Back

An example of an organ system is the circulatory system.

Front

What is a group of cells that have similar functions called?

Back

A group of cells with similar functions is called tissues.

Front

What are examples of tissues?

Back

Examples of tissues include nervous, epithelial, muscle, and connective tissues.

Front

What are eyes, nose, and mouth examples of?

Back

They are examples of organs.

Front

What is the smallest unit of life?

Back

The smallest unit of life is a cell.

Front

What do cells group together to form?

Back

Cells group together to form tissues.

Front

What do tissues group together to form?

Back

Tissues group together to form organs.

Front

What do organs group together to form?

Back

Organs group together to form organ systems.