7.4 - 1 Introduction to Photosynthesis

Which form of energy is used to power photosynthesis?

• Thermal energy

• Radiant energy

• Chemical energy

• Nuclear energy

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Energy that comes from the Sun

• Chloroplast

• Radiant energy

• Chlorophyll

• Phytoplankton

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Chlorophyll

• Microscopic organisms that live in aquatic environments and perform photosynthesis

• A chemical reaction during which plants use radiant energy from the Sun to convert carbon dioxide and water into sugar (glucose)

• Energy that comes from the Sun

• The green pigment in plants responsible for absorbing light

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What are the products of photosynthesis?

• Nitrogen, oxygen, and water

• Carbon dioxide and glucose

• Oxygen and carbon dioxide

• Oxygen and glucose

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Microscopic organisms that live in aquatic environments and perform photosynthesis

• Phytoplankton

• Radiant energy

• Chlorophyll

• Photosynthesis

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A chemical reaction during which plants use radiant energy from the Sun to convert carbon dioxide and water into sugar (glucose)

• Radiant energy

• Chlorophyll

• Phytoplankton

• Photosynthesis

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An organelle in a plant cell that contains chlorophyll

• Photosynthesis

• Chlorophyll

• Chloroplast

• Radiant energy

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Which of the following would cause an increase in the rate of photosynthesis occurring in a plant?

• An increase in the amount of available glucose

• An increase in the amount of available oxygen

• An increase in the amount of available light

• A decrease in the amount of available carbon monoxide

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The reactants of photosynthesis are sunlight, water, and –

• Nitrogen

• Glucose

• Oxygen

• Carbon dioxide

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The process of photosynthesis captures solar energy, converts it to chemical energy, and stores it as –

• Sodium chloride (salt)

• Water

• Glucose

• Carbon dioxide

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