Life's Classification and Structure

True or False

All living things have six common characteristics.

(a)  

True or False

Dichotomous keys help classify organisms by asking questions that lead to the next step in the classification system

(a)  

All organisms need _______ to survive.

• food, place to live, sunlight

• food, place to live, water

• food, water, sunlight

• place to live, sunlight, water

Tags

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NGSS.K-LS1-1

If two organisms have the same genus, they are ________.

• cetacean

• dolphins

• related

• salamanders

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Which of the following is NOT a necessary characteristic of a living thing?

• Living things are made of cells

• Living things eat

• Living things grow and develop

• Living things reproduce

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Which of the following is NOT a unicellular organism?

• bacteria

• amoebas

• gnat

• paramecia

Tags

NGSS.MS-LS1-1

Groups of cells that work together to perform a certain function are called __________.

• organisms

• tissues

• organs

• organ system

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Which of the following organisms can reproduce both sexually and asexually?

• bacteria

• ladybugs

• mammals

• yeast

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Which statement is false?

• A microscope is needed to see all unicellular organisms

• Unicellular means made up of one cell

• Unicellular organisms are the oldest forms of life

• Paramecia are unicellular

Tags

NGSS.MS-LS1-1

Most organisms ________.

• are able to live in any environment

• can only live in a few habitats

• live on the surface of Earth

• need warm weather to live