Cells and Single Cell Organisms

Select the unicellular organisms that produce their own food. (They are also classified as producers/plants)

• Euglena and algae

• Bacteria and snail

• Tree and paramecium

• Flower and algae

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What makes unicellular organisms unique and simple?

• They can do all life process as one cell.

• They can fly and eat at Zaxby’s.

• They can survive working with other single-celled organisms.

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How do bacteria control their life processes/basic functions?

• Bacteria control their life processes within multi-­cells.

• Bacteria control their life processes within a single-cell.

• Bacteria work with other cells to control all their life processes.

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Which best describes a difference between single­-celled organisms and multi-cellular organisms?

• Single-­celled organisms are simple, while multi-cellular organisms are complex.

• Single­-celled organisms are complex, while multi-cellular organisms are simple.

Which best describes a function of survival that single-­celled organisms cannot perform?

• obtaining nutrients for energy

• grow and develop

• get rid of waste

• specialized cells that perform specific jobs

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Which organism performs all life processes in one cell?

• grass

• bacteria

• mushroom

• butterfly

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Molly is reading a book in science class. She reads one sentence that says, “This organism is capable of surviving as a single cell.” Which organism is she most likely reading about?

• amoeba

• flower

• mushroom

• insect

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Basic unit of life

• Cell

• Tissue

• Organ

• Organ System

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Based on this image is the Euglena multicellular or unicellular?

• Multicellular

• Unicellular

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Which states a difference between an animal and an amoeba?

• An animal is made up of only one cell and an amoeba is made of many cells.

• An animal is found on land and an amoeba is found in water.

• An amoeba is single-celled and an animal is multicellular.

• An animal is a living organism and an amoeba is a non living organism