Review 1. Name the 3 requirements for photosynthesis. 2. Green plants absorb what wavelength (color)...
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Transcript of Review 1. Name the 3 requirements for photosynthesis. 2. Green plants absorb what wavelength (color)...
![Page 1: Review 1. Name the 3 requirements for photosynthesis. 2. Green plants absorb what wavelength (color) of light? 3. What pigment is found in chloroplasts.](https://reader035.fdocuments.net/reader035/viewer/2022062516/56649e5f5503460f94b593b9/html5/thumbnails/1.jpg)
ReviewReview
1.1. Name the 3 requirements for Name the 3 requirements for photosynthesis.photosynthesis.
2.2. Green plants absorb what Green plants absorb what wavelength (color) of light? wavelength (color) of light?
3.3. What pigment is found in What pigment is found in chloroplasts that helps absorb light?chloroplasts that helps absorb light?
BonusBonus What is the simplified equation for What is the simplified equation for
photosynthesis?photosynthesis?
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Use the Force: Use the Force: Light and Dark Reaction of Light and Dark Reaction of
Photosynthesis!Photosynthesis!
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Photosynthesis Overview
Chloroplast
H2O
O2
Sugars
CO2
Light-Dependent Reactions
CalvinCycle
NADPH
ATP
ADP + PNADP+
Chloroplast
Light
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Pigments of PhotosynthesisPigments of Photosynthesis
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Absorption of lightAbsorption of Light byChlorophyll a and Chlorophyll b
V B G Y O R
Chlorophyll b
Chlorophyll a
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Light Energy
Chloroplast
CO2 + H2O Sugars + O2
Photosynthesis: Reactants and Products
Go to Section:
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C h e m i c a l E q u a t i o C h e m i c a l E q u a t i o n f o r P h o t o n f o r P h o t o
s y n t h e s i ss y n t h e s i s
C h e m i c a l E q u a t i o C h e m i c a l E q u a t i o n f o r P h o t o n f o r P h o t o
s y n t h e s i ss y n t h e s i s
6 C O 6 C O 2 2 + 6 H + 6 H 2 2 OO
C 6 H 1 2 O 6 + 6 O 2
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Light ReactionsLight Reactions
Needs light to occurNeeds light to occur Energy of sunlight is captured and used to Energy of sunlight is captured and used to
make energy storing compounds (batteries)make energy storing compounds (batteries) Occurs in the Occurs in the thylakoid membranethylakoid membrane of the of the
chloroplastchloroplast Membrane has pigments called Membrane has pigments called
photosystemsphotosystems (I, II) that capture light (I, II) that capture light NADPH and ATPNADPH and ATP are made are made WaterWater is broken down and is broken down and oxygenoxygen is is
releasedreleased
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HydrogenIon Movement
Photosystem II
InnerThylakoidSpace
ThylakoidMembrane
Stroma
ATP synthase
Electron Transport Chain Photosystem I ATP Formation
Chloroplast
Light Dependent Reaction
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Dark ReactionsDark Reactions
Can happen Can happen anytimeanytime, not only in the dark, not only in the dark Uses energy stored in ATP and NADPH to Uses energy stored in ATP and NADPH to
produce glucose produce glucose Takes place outside the thylakoid in the Takes place outside the thylakoid in the
stromastroma Calvin cycle “fixes” carbonCalvin cycle “fixes” carbon into different into different
configurationsconfigurations COCO22 is broken down and glucose is released is broken down and glucose is released
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Calvin Cycle
CO2 Enters the Cycle
Energy Input
5-CarbonMoleculesRegenerated
Sugars and other compounds
6-Carbon SugarProduced
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Fill in the Boxes below.Fill in the Boxes below.
What you need
What you get
Light Reactions(Light dependent)
Dark Reactions(Light independent)
light, ADP,NADP+, H2O
ATP, NADPH, CO2
ATP, NADPH, O2, H+
glucose, ADP, NADP+
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Photosynthesis Overview
Chloroplast
H2O
O2
Sugars
CO2
Light-Dependent Reactions
CalvinCycle
NADPH
ATP
ADP + PNADP+
Chloroplast
Light
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Photosynthesis
includes
of
take place intakes place in uses
to produce to produce
use
Light-dependentreactions
Calvin cycle
Thylakoidmembranes Stroma NADPHATPEnergy from
sunlight
ATP NADPH O2 Chloroplasts High-energysugars
Concept Map
Go to Section:
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classworkclasswork
Work on handoutWork on handout Student led discussionStudent led discussion HWHW
SA 8-3SA 8-3