Chapter 5 Photosynthesis Review

Organisms that obtain their own energy from sunlight and make their own organic compounds from inorganic substances are called

• Autotrophs

• Heterotrophs

• Decomposers

• Parasites

• Animorphs

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The primary light-absorbing pigment (found in chloroplasts) in photosynthesis is

• Chlorophyll

• Thylakoid

• Carotenoids

• Stroma

• Phospholipid

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The general formula for photosynthesis is

• 6CO₂ + 6H₂O -> C₆H₁₂O₆ + 6O₂

• C₆H₁₂O₆ + 6O₂-> 6CO₂ + 6H₂O

• C₆H₁₂O₆ -> 6CO₂ + 6H₂O

• 6O₂ + 6H₂O -> C₆H₁₂O₆ + 6CO₂

• 6O₂ + + 6CO₂ -> C₆H₁₂O₆ + 6H₂O

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What wavelength of light would an orange pigment absorb least?

• Red

• Orange

• Yellow

• Green

• Blue

In plants, light energy is collected by which organelles?

• Mitochondria

• Nucleus

• Golgi Apparatus

• Chloroplasts

• Cell Wall

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Which of these colors is least useful in photosynthesis?

• Red

• Orange

• Yellow

• Green

• Blue

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Which of these energy sources is considered non-renewable?

• Hydroelectric

• Geothermal

• Biomass

• Coal

• Wind

The first stage of photosynthesis converts sunlight energy into

• Glucose

• Chemical Energy

• Water

• Kinetic Energy

• Heat

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What is the carbon source used in photosynthesis (which carbon compound)?

• Glucose

• Carbon Monoxide

• Organic Carbon

• Carbon Dioxide

• Ribose

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The O₂ released during photosynthesis comes from splitting.

• Glucose

• Water

• Oxygen

• Carbon Dioxide

• ATP