Unit 5 : Photosynthesis

What is the chemical equation of photosynthesis?

• 6CO2 + 6H2O + light energy -> C6H12O6 + 6O2
• 6CO2 + 6H2O -> C6H12O6 + 6O2
• C6H12O6 + 6O2 + light energy -> 6CO2 + 6H2O
• 6O2 + light energy -> 6CO2 + C6H12O6

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What organelle does photosynthesis take place in?

• Ribosomes
• Nucleus
• Mitochondria
• Chloroplasts

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What are the products of photosynthesis?

• Nitrogen and glucose
• Carbon dioxide and water
• Glucose and oxygen
• Oxygen and carbon dioxide

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What are the reactants of photosynthesis?

• Nitrogen and sunlight
• Oxygen and glucose
• Carbon dioxide, water, and light energy

• Hydrogen and carbon monoxide

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Glucose is...

• an essential amino acid
• a type of protein
• a complex lipid
• a simple sugar and an important carbohydrate

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What is the green pigment in plants called?

• Carotene
• Xanthophyll
• Anthocyanin
• Chlorophyll

ATP is...

• ATP is a type of protein found in cells.
• Adenosine diphosphate (ADP) is the energy currency of the cell.
• Adenosine triphosphate (ATP) is the energy currency of the cell.
• ATP is energy.

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Which organisms perform Photosynthesis?

• Only Autotrophs
• Only Heterotrophs
• Autotrophs and Heterotrophs

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Which of the following is the correct equation for PHOTOSYNTHESIS?

• CO₂ + light + H₂O --> O₂ + Sugar
• CO₂ + sugar + H₂O --> O₂ + light
• _O2 + light + H₂O --> CO₂ + Sugar
• CO₂ + O₂ + H₂O --> Light+ Sugar

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How do trees obtain energy?

• they produce food through photoynthesis

• they eat grass

• they absorb nutrients from decomposing pants and animals

• they eat animals

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