Chapter 2: Cell Structure and Function

All of the following are principles of the cell theory EXCEPT _____.

• the cell is the smallest unit of life

• water is the main ingredient in every cell

• all new cells come from preexisting cells

• all living things are made of one or more cells

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NGSS.MS-LS1-1

Which letter represents the nucleus?

• A

• B

• C

• D

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NGSS.MS-LS1-2

What scientist did not contribute to the development of the cell theory?

• Theodor Schwann

• Matthias Schleiden

• Robert Hooke

• Carl Sagan

Which best explains the function of a cell membrane?

• offers protection from the outside environment

• provides a framework to help the cell move

• transforms energy in the cell into ATP

• removes viruses from inside the cell

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NGSS.MS-LS1-2

Photosynthesis occurs at the cell level. Which organelle is necessary for photosynthesis?

• Golgi Apparatus

• Chloroplasts

• Mitochondrion

• Rough Endoplasmic Reticulum

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NGSS.MS-LS1-2

Materials enter and leave the cell through openings in its ____.

• organelles

• DNA

• membrane

• chromatin

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NGSS.MS-LS1-2

Which substance is broken down during glycolysis?

• glucose

• carbon dioxide

• cytoplasm

• water

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NGSS.HS-LS1-7

Which substance is released as a waste product during photosynthesis?

• glucose

• carbon dioxide

• cytoplasm

• oxygen

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NGSS.MS-LS1-6

Which form of energy is necessary in photosynthesis?

• ATP

• Lactic Acid

• Glycolysis

• Light

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NGSS.MS-LS1-6

Photosynthesis is the process in which plants use energy from light to produce ____.

• new cells

• organelles

• food

• none of the above

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NGSS.MS-LS1-6

NGSS.MS-LS2-3