Classifying and Exploring Life

When you step out into the cold, your body shivers in order to keep its temperature at 98.6F.

• All living things use energy
• All living things contain cells
• All living things maintain homeostasis
• All living things grow

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Green plants produce their own food through the process of photosynthesis.

• All living things use energy
• All living things contain cells
• All living things maintain homeostasis
• All living things grow

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A baby song bird hatches from its egg with both parent songbirds watching.

• All living things reproduce
• All living things maintain homeostasis
• All living things use energy
• All living things grow

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A camel has eyelashes that work to keep the dust and sand out of its eyes.

• All living things adapt to their environment
• All living things grow
• All living things have cells
• All living things use energy

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An amoeba is a unicellular organism. Which characteristic of life is this?

• All living things use energy
• All living things contain cells
• All living things respond to their environment
• All living things grow

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Smallest living unit of a living organism

• Cells

• Reproduce

• Genetic code

• Homeostasis

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Which is NOT a characteristic that all living organisms share? 

• Ability to reproduce 
• Ability to grow 
• Ability to respond to their environment 
• Ability to dominate an ecosystem 

During ___________ conditions inside our body are kept stable (the same)

• homeopathic
• Homo sapian
• homeostasis
• homologous

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Something that has never shown the characteristics of life and never will. 

• dormant
• nonliving 
• living 
• dead 

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