Characteristics of Life

The scientific name for something living is a(an)

• organism
• cell
• tissue
• human

An organism made of one cell is called

• unicellular
• multicellular

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The smallest unit of life is a(n)

• atom
• cell
• snail

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Multicellular means

• made of many cells
• made of one kind of cell
• made of only one cell

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The prefix uni- means

• many
• the same
• one
• different

What does reproduce mean?

• They grow - get larger
• They are living things
• Organisms make other organisms

Which of the following is an example of homeostasis?

• adapting to your environment

• maintaining an appropriate respiration rate

• the sum of all of your chemical reactions

• being composed of more than one cell

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Cellular division directly relates to which of the following?

• organization

• metabolism

• growth and development

• evolution

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Which of the following is a true statement?

• Cells are the basic unit of structure and function.

• All living organisms are multicellular.

• All living organisms contain a nucleus.

• All living organisms have a cell wall.

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Which of the following is a stimulus?

• removing your hand from a hot stove

• swinging a bat at a baseball

• screaming when something scares you

• a ball moving from the pitching mound to home plate towards a batter

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