Chemical Formulas
What does O2 stand for?
oxygen
What are the reactants of photosynthesis?
carbon dioxide (CO2), water (H2O), and sunlight
What are the reactants of cellular respiration?
glucose (C₆H₁₂O₆) and oxygen (O2)
Converts light energy into chemical energy (glucose).
photosynthesis
How are the equations for photosynthesis and cellular respiration related?
They are direct _____________ of each other.
opposites
What does CO2 stand for?
carbon dioxide
What are the products of photosynthesis?
glucose (C₆H₁₂O₆) and oxygen (O2)
What are the products of cellular respiration?
carbon dioxide (CO2), water (H2O), and ATP (energy)
Converts glucose into usable energy (ATP).
cellular respiration
True or false?
Photosynthesis and cellular respiration are sensitive to temperature changes.
true
What does the "H" in H2O stand for?
hydrogen
Plants release _____________ and take in _______________ during photosynthesis.
oxygen
carbon dioxide
Humans (and other organisms) use _________ and release ___________ during cellular respiration.
oxygen
carbon dioxide
Purpose: Energy release.
cellular respiration
True or False? Photosynthesis and cellular respiration are both light dependent.
False - only photosynthesis is light dependent. Respiration occurs continuously.
What does C₆H₁₂O₆ stand for?
glucose
Glucose is a ...
a) protein
b) carbohydrate
c) lipid
b) carbohydrate
What is the usable energy created by respiration called?
ATP
Purpose: Energy storage.
photosynthesis
True or false? Plants and humans rely on each other for gas exchange through photosynthesis and respiration.
True
What does the "C" stand for in C₆H₁₂O₆?
carbon
Which organelle within the cell does photosynthesis occur?
chloroplast
Which organelle within the cell does respiration occur?
mitochondria
Involve energy transformations.
BOTH light energy → chemical energy an chemical energy → usable energy
What two gases are exchanged between plants and animals through photosynthesis and respiration?
carbon dioxide and oxygen