WorksheetsUnit 2: Photosynthesis & Cellular Respiration
Total questions: 37
Worksheet time: 22mins
What is the purpose of photosynthesis?
To convert chemical energy in food to chemical energy stored in the form of ATP
To make food for plants
To make ATP for plants
To make light energy
What are the reactants of photosynthesis?
Carbon dioxide, oxygen, light
Oxygen, water, light
Oxygen, glucose, light
Carbon dioxide, water, light
What are the products of photosynthesis?
Carbon dioxide, glucose
Oxygen, glucose
Water, oxygen, light
Carbon dioxide, water
What is the general equation for photosynthesis?
C6H12O6 + 6O2 → ATP + 6H2O + 6CO2
6H2O + 6CO2 + Light → C6H12O6 + 6O2
6H2O + 6CO2 → ATP + C6H12O6 + 6O2
C6H12O6 + 6O2 + Light → 6H2O + 6CO2
Where does photosynthesis take place?
Chloroplast
Mitochondria
Nucleus
Lysosome
What is the primary pigment in leaves that absorbs light and gives leaves their green color?
Chlorophyll
Anthocyanin
Carotene
Xanthophyll
Where does light get absorbed?
Stroma
Mitochondria
Thylakoids
Cytoplasm
Where does carbon get fixed?
Mitochondria
Thylakoids
Cytoplasm
Stroma
What are the inputs of the Light Reaction?
Light
Carbon Dioxide
Water
Oxygen
ATP & NADPH
What are the outputs of the Light Reaction?
Light
Carbon Dioxide
Water
Oxygen
ATP & NADPH
What are the inputs of the Calvin Cycle?
Carbon Dioxide
Glucose
ATP & NADPH
Oxygen
Water
What are the outputs of the Calvin Cycle?
Carbon Dioxide
Glucose
ATP & NADPH
Oxygen
Water
Where do plants get the water needed to make food?
Air
Roots
Rain
Leaves
Why do leaves change color in the fall?
The amount of chlorophyll decreases
The amount of chlorophyll increases
The amount of pigments other than chlorophyll decreases
The amount of pigments other than chlorophyll increases
What are the factors that affect the rate of photosynthesis?
Light intensity
Temperature
Carbon dioxide concentration
All of the above
Only light intensity
What is the purpose of cellular respiration?
To convert chemical energy in food to chemical energy stored in the form of ATP
To make food for plants
To make ATP for plants
To make light energy
Which statement about ATP is false?
ATP stands for adenosine triphosphate.
Energy is a form of stored energy.
In order to release energy from ATP, a phosphate bond is broken.
In order to release energy from ATP, a phosphate bond is formed.
True or false: The folds of the inner membrane of the mitochondria increase the surface area and increase ATP production.
True
False
How do cells get energy from ATP?
Breaking a phosphate bond
Forming a phosphate bond
Absorbing sunlight
Photosynthesis
What are the reactants of cellular respiration?
Water
Carbon Dioxide
Glucose
Oxygen
ATP
What are the products of cellular respiration?
Water
Carbon Dioxide
Glucose
Oxygen
ATP
What is the general equation for cellular respiration?
C6H12O6 + 6O2 → ATP + 6H2O + 6CO2
6H2O + 6CO2 + Light → C6H12O6 + 6O2
6H2O + 6CO2 → ATP + C6H12O6 + 6O2
C6H12O6 + 6O2 + Light → 6H2O + 6CO2
Where does cellular respiration take place?
Chloroplast
Nucleus
Chlorophyll
Mitochondria
What type of cells do photosynthesis?
Plant
Animal
Both plant & animal
What type of cells do cellular respiration?
Plant
Animal
Both plant & animal
What are the 3 steps of cellular respiration in the correct order?
Glycolysis → Electron Transport Chain → Krebs Cycle
Fermentation → Glycolysis → Electron Transport Chain
Krebs Cycle → Glycolysis → Electron Transport Chain
Glycolysis → Krebs Cycle → Electron Transport Chain
What are the inputs of glycolysis?
Glucose
ATP
NADH
Pyruvate
NAD+
What are the outputs of glycolysis?
Glucose
ATP
NADH
Pyruvate
Where does glycolysis take place?
Cytoplasm
Mitochondria
Thylakoids
Stroma
What are the inputs of the Krebs cycle?
Glucose
Pyruvate/Acetyl CoA
NADH
ATP
What are the outputs of the Krebs cycle?
Oxygen
Carbon dioxide
ATP
NADH
FADH2
Where does the Krebs cycle take place?
Cytoplasm
Mitochondria (Matrix)
Mitochondria (Inner Membrane)
Stroma
What are the inputs of the Electron Transport Chain?
ATP
NADH
FADH2
Carbon dioxide
What are the outputs of the Electron Transport Chain?
ATP
Water
NADH
FADH2
Oxygen
Where does the Electron Transport Chain take place?
Cytoplasm
Mitochondria (Matrix)
Mitochondria (Inner Membrane)
Stroma
What is the process that turns sugar into energy?
Photosynthesis
Cellular Respiration
Biosynthesis
Decomposition
What is the process that turns energy into sugar?
Photosynthesis
Cellular Respiration
Biosynthesis
Decomposition
