Unit 3 - Photosynthesis Quiz

Photosynthesis is the process by which energy from the sun is used to make .

• a. water (H2O)
• b. chlorophyll
• c. glucose
• d. carbon dioxide (CO2)

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The purpose of photosynthesis is to ____.

• a. make ATP for humans
• b. build proteins in plants
• c. store solar energy as sugar
• d. A and C

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Which of the following is released as a byproduct of photosynthesis?

• a. carbon dioxide
• b. carbon
• c. oxygen
• d. water

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Which best describes light-independent reactions?

• a. They are the first stage of photosynthesis.
• b. They utilize the energy stored in ATP and NADPH to create glucose.
• c. They use carbon dioxide to synthesize proteins.
• d. They create ATP and NADPH that is used to make oxygen.

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NGSS.MS-LS1-6

Which of the following is the correct chemical equation for photosynthesis?

• a. 6CO2 + 6H2O + light energy -> C6H12O6 + 6O2
• b. C6H12O6 + 6O2 -> 6CO2 + 6H2O + light energy
• c. C6H12O6 + 6H2O -> 6CO2 + 6O2 + light energy
• d. 6CO2 + C6H12O6 + light energy -> 6H2O + 6O2

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NGSS.MS-LS1-6

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Which of the following organisms do not perform photosynthesis?

• a. plants
• b. algae
• c. animals
• d. cyanobacteria

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Which of the following is a green photosynthetic pigment that absorbs light and is found in thylakoids of the chloroplast?

• a. grana
• b. mitochondria
• c. chlorophyll
• d. stroma

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NGSS.MS-LS1-6

The second step of photosynthesis begins at A with the absorption of this molecule.

• a. O2
• b. CO2
• c. glucose
• d. H2O

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What is the product of the light dependent reaction (B)?

• a. O2
• b. CO2
• c. glucose
• d. H2O

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Photosynthetic reactions that do not require light and occurs in the stroma are known as ______________.

• a. light-dependent reactions
• b. light-independent reactions
• c. adenosine triphosphate
• d. cellular respiration

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NGSS.MS-LS1-6