ATP and Photosynthesis

ATP and Photosynthesis

ATP= Adenosine Tri Phosphate

• high energy molecule

• 3 phosphate groups

• energy is released when a phosphate is removed

Multiple Choice

How many phosphates does ATP have?

• 1

• 2

• 3

• 4

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ATP is a

• high energy molecule

• low energy molecule

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Energy is released

• when a phosphate is added

• when a phosphate is removed

ADP= Adenosine Di Phosphate

• low energy molecule

• 2 phosphate groups

• stores energy when a phosphate is added

Multiple Choice

How many phosphates does ADP have?

• 1

• 2

• 3

• 4

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ADP is a

• high energy molecule

• low energy molecule

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Energy is stored

• when a phosphate is removed

• when a phosphate is added

Multiple Choice

Which phosphate bond is broken to release energy?

• the bond between the last two phosphates

• the bond between the first two phosphates

• no bonds are broken

• all bonds are broken

Photosynthesis

The process of changing light energy into stored chemical energy.

Fill in the Blanks

Where does light energy come from?

Formula for Photosynthesis

• Sunlight + water + carbon dioxide ---> oxygen + glucose

• sunlight + H₂O + CO_{2 ---->} O₂ + C₆H₁₂O₆

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What are the reactants for photosynthesis?

• water

• sunlight

• glucose

• carbon dioxide

• oxygen

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What are the products of Photosynthesis?

• water

• sunlight

• glucose

• carbon dioxide

• oxygen

Chloroplasts--Where photosynthesis happens

• Chlorophyll is the pigment that captures the light and makes the chloroplast and plant green

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A thylakoid is a

• single sac like structure in the chloroplast

• a stack of sac like structures in the chloroplast

• the fluid surrounding the grana

• the inner and outer membranes

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A grana is

• a single sac like structure in the chloroplast

• a stack of sac like structures in the chloroplasts

• a colorless fluid surrounding the thylakoid

• the inner and outer membranes

Light Dependent Reaction

• Reactants needed- water and sunlight

• Products made- oxygen and ATP/NADPH

• Location: thylakoids

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Reactants needed for light dependent reaction?

• water

• glucose

• sunlight

• oxygen

• carbon dioxide

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location of light dependent reaction

• thylakoids

• stroma

• grana

• outer membrane

• inner membrane

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products of light dependent reaction

• oxygen

• glucose

• atp

• nadph

• carbon dioxide

Light Independent Reaction (Calvin Cycle)

• Reactants needed- carbon dioxide

• Products made- glucose

• Location: Stroma

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What are the reactants needed for the light independent reaction?

• sunlight

• water

• atp

• carbon dioxide

• glucose

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What are the products produced by the light independent reaction?

• oxygen

• atp

• glucose

• carbon dioxide

• sunlight

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Where does the light independent reaction take place?

• thylakoids

• grana

• stroma

• inner membrane

• outer membrane