The Organization of Life Environmental Science

Which of the following is the correct order of organization in living things from most basic (simple) to most complex?

• a.  Organism, cell, tissue, organ, organ system
• a.  Organ system, organ, tissue, cell, organism
• a.  Cell, tissue, organ, organ system, organism
• a.  Cell, organ, tissue, organ, organism, organ system

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A group of similar cells that come together to perform a specific function is a/an

• organ
• organism
• organ system
• tissue

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The ___________ is the basic unit of life

• organ
• cell
• atom
• tissue

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Organs and tissues that perform the same function is called _____________?

• cells
• tissues 
• organ system
• organs

A group of tissues that perform a similar function is called_____. (Examples include the heart, lungs or stomach)

• cells
• tissues
• organs
• organ system

When a group of organs work together to perform a particular function they create a/an

• organ system
• organism
• tissue
• organ

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The smallest level of organization of life in an organism

• tissue
• cell
• organ
• organ system

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The cell is the building block of all living things.

• True
• False

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A group of organs that work together to perform big jobs for your body is an organ system.

• True
• False

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NGSS.MS-LS1-3

Which is an example of an organism?

• a beetle
• a lake
• a rock
• a shell

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