Question

name:
photosynthesis vs cellular respiration
photosynthesis and cellular respiration are important cell energy processes. they are connected in ways that are vital for the survival of almost all forms of life on earth. in this activity you will look at these two processes at the cellular level and explore their interdependence.
blank venn diagram
draw two overlapping circles below. label one circle photosynthesis and the other cellular respiration. use the overlapping section for similarities.
venn diagram with two overlapping circles labeled photosynthesis and cellular respiration
rubric
table with empty rows for rubric criteria and points

Explanation:

To complete the Venn diagram for Photosynthesis vs Cellular Respiration:

Photosynthesis (only)

• Organisms: Plants, algae, some bacteria (autotrophs)
• Location: Chloroplasts
• Reactants: Carbon dioxide ($\ce{CO_2}$), water ($\ce{H_2O}$), light energy
• Products: Glucose ($\ce{C_6H_{12}O_6}$), oxygen ($\ce{O_2}$)
• Function: Converts light energy to chemical energy (stores energy)
• Equation: $\ce{6CO_2 + 6H_2O + light -> C_6H_{12}O_6 + 6O_2}$

Cellular Respiration (only)

• Organisms: All living cells (autotrophs and heterotrophs)
• Location: Mitochondria (and cytoplasm for glycolysis)
• Reactants: Glucose ($\ce{C_6H_{12}O_6}$), oxygen ($\ce{O_2}$)
• Products: Carbon dioxide ($\ce{CO_2}$), water ($\ce{H_2O}$), ATP (energy)
• Function: Breaks down glucose to release energy (uses energy)
• Equation: $\ce{C_6H_{12}O_6 + 6O_2 -> 6CO_2 + 6H_2O + ATP}$

Overlap (Similarities)

• Energy Transformation: Involve energy changes (photosynthesis stores, respiration releases)
• Chemicals Involved: Use glucose, $\ce{CO_2}$, $\ce{H_2O}$, $\ce{O_2}$ (cyclical nature)
• Enzymes: Require enzymes to catalyze reactions
• ATP: Photosynthesis produces ATP (during light reactions); respiration produces ATP (main goal)
• Biochemical Pathways: Part of the carbon cycle and energy flow in ecosystems

Answer:

Photosynthesis (only)

• Organisms: Plants, algae, some bacteria
• Location: Chloroplasts
• Reactants: $\ce{CO_2}$, $\ce{H_2O}$, light
• Products: Glucose, $\ce{O_2}$
• Function: Stores energy (light → chemical)

Cellular Respiration (only)

• Organisms: All living cells
• Location: Mitochondria (and cytoplasm)
• Reactants: Glucose, $\ce{O_2}$
• Products: $\ce{CO_2}$, $\ce{H_2O}$, ATP
• Function: Releases energy (chemical → ATP)

Overlap (Similarities)

• Involve energy transformation
• Use glucose, $\ce{CO_2}$, $\ce{H_2O}$, $\ce{O_2}$
• Require enzymes
• Produce ATP
• Part of carbon/energy cycles

To fill the Venn diagram:

• Write the “Photosynthesis only” details in the left circle.
• Write the “Cellular Respiration only” details in the right circle.
• Write the “Overlap” details in the middle (intersection).