Function of Cells

When using a microscope you need to know the difference between magnification, ​ (a)   ,and resolution, ​ (b)   .

• making an object look larger

• making an object look clearer

• adding color to an object

What tool do you use to view the cells?

• metric ruler

• centrifuge

• microscope

• telescope

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NGSS.MS-LS1-1

What is the basic structural and functional unit of all living things? 

• atom

• cell

• molecule

• human

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NGSS.MS-LS1-1

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Ziyah is making a model of a living plant cell. The following objects are available to her for her model: a cloth bag, a wire cage, a solar panel, a battery with wires, and a mini bottle of water. Ziyah wants to represent the function of different plant cell parts by using objects that have functions similar to the cell’s parts.

Which object would represent the cell membrane?​ ​ (a)  

Which object would represent the cell wall?​ (b)  

Which object would represent the chloroplast? ​ (c)  

Which object would represent the mitochondria? ​ (d)  

• wire cage

• solar panel

• battery with wires

• bottle of water

• cloth bag

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NGSS.MS-LS1-2

The DNA of a cell is found in the __________.

• mitochondria

• lysosome

• nucleus

• vacuole

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Which cell organelle contributes most to helping the cell get rid of waste?

• Mitochondria

• Golgi apparatus

• Lysosome

• Endoplasmic Reticulum

Which organelle contributes most to helping the cell obtain and use energy?

• Mitochondria

• Lysosome

• Golgi Apparatus

• Endoplasmic Reticulum

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NGSS.MS-LS1-2

Cell walls and cell membranes have a few distinguishing characteristics. Select the true statements below. (Choose 3)

• Cell wall is not present in animal cells.

• Cell membrane is not present in animal cells.

• Cell wall's primary purpose is support and structure.

• Cell membrane's primary purpose is support and structure.

• Cell membrane is thin and flexible.

The ___ is the basic unit of sturucture and function of organisms

• atom

• cell

• matter

• all other answers are correct

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NGSS.MS-LS1-1

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Several kinds of specialized cells work together to create a sense of smell. Nerve cells send signals to the brain. Structural cells hold the hair cells in place. And other cells send signals to the brain about an odor. No matter their specialty, which functions must all cells perform to survive? Choose 3 that apply.

• help to produce a new organism

• bring in food and water

• get rid of water material

• obtain energy

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NGSS.MS-LS1-7