Photosynthesis

​Photosynthesis

TEKS B.9(B)​

​Know the reactants and products of Photosynthesis.

​I Will...

​Describe the major features and chemical events of photosynthesis.

​We Will...

​

​Photosynthesis:

​

• Photo - "light"

• Synthesis - "bring together"​

Photosynthesis:

​

• Plants bring together food molecules using energy from the sun​

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​

Match

Match the following

• Photo

• Synthesis

• Reactant

• Product

Light

Bring together

the materials that are needed to start a process

the materials produced or yielded​

• Light

• Bring together

• the materials that are needed to start a process

• the materials produced or yielded​

Fill in the Blanks

Photosynthesis: Plants bring together food molecules using _______ from the ________.

Answer: _______, _______

• ​Chlorophyll traps light energy from sun to be used in the Chloroplast

• Light Energy

​

Input/Reactant:

Sunlight​

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• Roots absorb water and stomata (stoma) in the leaves absorb Carbon Dioxide

​

​Input/Reactant:

Water​/H2O

CO2/Carbon Dioxide

​

​

Multiple Choice

Photosynthesis takes place in which structure (organelle)?

• Leaf

• Chloroplast

• Mitochondria

• Nulceus

Multiple Select

The reactants of photosynthesis are.......

• H2O and CO2

• CO2 and sunlight

• Sunlight and Glucose

• H2O and Sunlight

​Know the reactants and products of Photosynthesis.

​I Will...

​Describe the major features and chemical events of photosynthesis.

​We Will...

• Elements are organized in the Chloroplast to form sugar​

​

Output/Product:​

Glucose/C6H12O6​

​Output

​H2O

​CO2

​O2

​C6H12O6

• Leftover oxygen molecules ​are released as gas

​

Output/ Product:

Oxygen/O2​

​​

Reactants/Input: the materials that are needed to start a process

​

Products/Output: the materials produced or yielded​

Subject | Subject

​Photosynthesis Chemical Equation

Reactants/Inputs Products/Outputs ​

​Sunlight

Multiple Choice

_______ means materials needed to start a chemical reaction. _______ means materials produced by the chemical reaction.

• Input/Output

• Change/Reaction

• Output/Input

• Reaction/Change

Multiple Select

What are the outputs or products of Photosynthesis?

• CO2/O2

• Sunlight/CO2

• Sunlight/H2O

• C6H12O6/O2

​Know the reactants and products of Photosynthesis.

​I Will...

​Describe the major features and chemical events of photosynthesis.

​We Will...

Multiple Select

During photosynthesis, plants absorb light energy from the Sun and convert it into chemical energy in the form of glucose. Select all of the substances that combine in the presence of sunlight to form glucose.

• Carbon Dioxide (CO2)

• Carbon Monoxide (CO)

• Hydrogen (H2)

• Oxygen (O2)

• Water (H2O)

Multiple Choice

Which BEST describes the role of chlorophyll in energy conversion?

• Chlorophyll converts chemical energy into radiant energy.

• Chlorophyll excites photons of light energy and stores them.

• Chlorophyll converts oxygen and nutrients in order to drive metabolic activities.

• Chlorophyll absorbs light and converts it to chemical energy.

Open Ended

Using complete sentences, what are the reactants and what are the products of photosynthesis?

ex: The reactants of photosynthesis are...... The products of photosynthesis are....

Exit Ticket:

Blooket Game​