NGSS.MS-LS1-5

Plants grow best in colored light. What is the independent variable of this statement?

• Plant Growth
• Colored Light

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NGSS.MS-LS1-5

A student wants to find out if plants grow better in the sun or shade.  What is the independent variable in his experiment?

• The size of the plants
• The amount of water
• The temperature of the room
• The amount of sunlight

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NGSS.MS-LS1-5

Which question can best be investigated by a scientist?

• Should I buy a red shirt or a green shirt?
• Does chocolate milk or plain milk taste better?
• Does a plant need sunlight to grow?
• Which feels softer, cat fur or dog fur?

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NGSS.MS-LS1-5

How do stem cells know what type of cells to differentiate into?

• The nucleus has instructions to turn some genes on and some genes off
• Signals from chemicals in the organism or from the environment determine which genes will be turned on and off
• Genes turn on and off randomly
• The cell has unique DNA that determines what the cell will become.

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NGSS.MS-LS1-5

A red onion cell has undergone a change, as represented in the diagram below. This change is most likely due to the cell being placed in

• distilled water 
• salt water 
• light 
• darkness

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NGSS.MS-LS1-5

Which of the following includes reasoning?

• We took two pictures. One had yellow leaves and the one on the windowsill had green leaves.

• Our plant on the windowsill grew more and was green. I know that plants need sunlight to grow, so the green color might have something to do with getting the light they need.

• Our plant in the closet is yellow. The plant on the window sill is growing. They are different colors.

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NGSS.MS-LS1-5

As temperature increases, the time for the bread to mold

• Increases

• Decreases

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NGSS.MS-LS1-5

The ____________ ensures that our body’s grow and repair

themselves.

• The cell growth

• The cell repair

• The cell recycle

• The cell cycle

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NGSS.MS-LS1-5

How much the flowers grow would be the __________________ variable.

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NGSS.MS-LS1-5

Scientist have learned that _________ are not the only factors that can affect phenotypes.

• People

• Genes

• Pairs

• Alleles

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NGSS.MS-LS1-5