Bacteria

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Bacteria are...

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unicellular organisms that can exist independently or in colonies.

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True or False? Bacteria are thought to be some of the first forms of life on Earth.

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TRUE! Bacteria are among the oldest living organisms on our planet.

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What shape is a coccus bacteria?

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Coccus bacteria are spherical in shape.

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What is a bacillus bacteria?

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Bacillus bacteria are rod-shaped.

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What is spirilli bacteria?

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Spirilli bacteria are spiral-shaped.

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How can bacteria be helpful in our digestive systems?

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Bacteria help break down food and absorb nutrients in our intestines.

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What is one way bacteria are used in food production?

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Bacteria are used to make foods such as cheese and yogurt.

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How do bacteria help the environment?

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Bacteria help decompose dead organisms and return nutrients to the soil.

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What is a good way to stay safe from harmful bacteria?

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Wash your hands with soap and warm water.

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What is the role of bacteria in the nitrogen cycle?

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Bacteria convert nitrogen from the atmosphere into forms that plants can use.