Unit 3 Review (Metabolism)

The process that breaks down sugar to make energy (ATP) is called:

• photosynthesis

• cellular respiration

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The products of cellular respiration are (select all that apply):

• carbon dioxide

• oxygen

• water

• glucose

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The green pigment in plants is called

• melanin

• chlorophyll

• chloroplast

• stroma

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Select the balanced equation that represents cellular respiration.

• C₆H₁₂O_{6 +} 6O₂ −−> 6CO₂ + 6H₂O + Energy

• 6CO_{2 +} 6H₂O + Energy −−> C₆H₁₂O_{6 +} 6O₂ 

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In which cell organelle does photosynthesis take place?

• The chloroplast

• The mitochondria

• The cytoplasm

• The golgi apparatus

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Where in the cell does cellular respiration take place?

• The chloroplasts

• The golgi apparatus

• The mitochondria

• The cell wall

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True of false: Plants don't need to do cellular respiration

• True

• False

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Why are plants green?

• plants are not green

• plants absorb green light

• chlorophyll reflects green light

• rigid cell walls are green

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Chloroplasts are...

• A type of pigment used for photosynthesis

• The organelle where photosynthesis occurs

• The organelle where cellular respiration occurs

• Small pores in plant leaves for gas exchange

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Plants need ________from the air for photosynthesis

• oxygen
• soil
• carbon dioxide
• sugar

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