WorksheetsPhotosynthesis and Cellular Respiration Test Review
Total questions: 61
Worksheet time: 31mins
Aria, Ethan, and Noah are working together on a science project about plants. Can you help them figure out which of the following is the balanced equation for photosynthesis?
CO₂ + H₂O → C₆H₁₂O₆ + O₂
6CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂
CO₂ + 6H₂O → C₆H₁₂O₆ + 6O₂
6CO₂ + 12H₂O → C₆H₁₂O₆ + 6O₂ + 6H₂O
Benjamin, Noah, and Evelyn are exploring a plant cell in their science adventure! Can you help them figure out where the light-dependent reaction of photosynthesis takes place?
Stroma
Cell membrane
Thylakoid
Mitochondria
Ethan, Evelyn, and Arjun are working on a science project about plants. They wonder: Which gas is removed from the atmosphere during photosynthesis?
Oxygen
Carbon dioxide
Nitrogen
Hydrogen
Sophia and Lily are working on a science project about photosynthesis. Can you help them figure out which ingredients are needed for the light-dependent reaction?
CO₂, ATP, and NADPH
Light, water, NADP+, and ADP
Sugar, NADP+, and ADP
Light, CO₂, and water
Zoe, Maya, and James are exploring photosynthesis in their science class. Can you help them figure out what the outputs of the light-dependent reaction are?
Sugar, NADP+, and ADP
CO₂, ATP, and NADPH
Oxygen, ATP, and NADPH
Glucose and oxygen
Sophia and Rohan are exploring the mysteries of photosynthesis! Can you help them figure out where the Calvin Cycle (light-independent reaction) takes place?
Thylakoid
Cell membrane
Mitochondria
Stroma
Grace, Aiden, and Rohan are working together in the science lab! Can you help them figure out which ingredients are needed for the Calvin Cycle (light-independent reaction)?
CO₂, ATP, and NADPH
Light, water, NADP+, and ADP
Oxygen, ATP, and NADPH
Sugar, NADP+, and ADP
Luna, Olivia, and Aria are exploring the mysteries of photosynthesis! Can you help them discover what the Calvin Cycle (light-independent reaction) produces?
Oxygen, ATP, and NADPH
CO₂, water, and light
Sugar (glucose), NADP+, and ADP
Mason, Benjamin, and Zoe are exploring the mysteries of photosynthesis in science class. Can you help them figure out: What is the main purpose of the light-dependent reaction?
To produce sugar from carbon dioxide
To convert radiant energy into chemical energy by forming ATP and NADPH
To release carbon dioxide into the atmosphere
To break down glucose for cellular energy
Jackson, Avery, and Grace are exploring the mysteries of photosynthesis! Can you help them figure out the main purpose of the light-independent reaction (Calvin Cycle)?
To convert radiant energy into chemical energy
To release oxygen into the atmosphere
To use energy from ATP and NADPH to make sugar from CO₂
To split water molecules
Priya and Mason are curious about what happens when plants accidentally use oxygen instead of carbon dioxide during photosynthesis. Can you help them figure out what photorespiration is?
The process of plants releasing oxygen
The process where oxygen is added to the Calvin Cycle instead of carbon dioxide
The conversion of light energy to chemical energy
The breakdown of glucose in plant cells
Michael, Abigail, and Aria are conducting a science experiment to see what affects the rate of photosynthesis in plants. Which of the following is NOT something they should test?
Water availability
Light intensity
Temperature
Soil pH
Grace, Liam, and Hannah are exploring a garden and notice the green color of leaves. They wonder: What is the role of chlorophyll in photosynthesis?
It absorbs carbon dioxide
It releases oxygen
It absorbs light energy
It produces glucose directly
Maya and James are learning about photosynthesis in class. Maya asks, "What is ATP often called in the world of photosynthesis?" Can you help her out?
A waste product
A type of sugar
A battery-like molecule that stores energy
A type of chlorophyll
Nora, Abigail, and Grace are learning about photosynthesis. After the light-dependent reaction, what exciting role does ATP play next?
It is converted to carbon dioxide
It is used in the Calvin Cycle to help make sugar
It is released as waste
It is stored in the vacuole
Charlotte and Jackson are exploring a garden and notice a shiny layer on the leaves. What is the function of this cuticle in plants?
To absorb water from the environment
To facilitate gas exchange
Nora and Benjamin are helping David water his garden. Which plant tissue acts like a super straw, transporting water upward from the roots to the shoots?
Phloem
Xylem
Mesophyll
Cuticle
Emma and James are exploring the amazing world of plants! Which statement correctly describes what the phloem does?
It only transports water upward
It only transports minerals downward
It transports sugar from leaves throughout the plant
It only functions during photosynthesis
Anika, Priya, and Mia are exploring a garden and wonder: What is the primary function of roots in plants?
Photosynthesis
Reproduction
Absorption of water and nutrients
Gas exchange
Noah, Maya, and Ava are planting seeds in their school garden. They want to make sure the seeds sprout into healthy plants! Can you help them by choosing the right conditions needed for seed germination?
Sunlight, carbon dioxide, and minerals
Oxygen, proper temperature, and water
Nitrogen, phosphorus, and potassium
Chlorophyll, glucose, and auxins
James, Liam, and Abigail are exploring a beautiful garden. They notice the colorful petals on the flowers. What is the main function of these petals?
To protect the flower bud
To produce pollen
To attract pollinators
To develop into fruits
Avery, Aria, and Mia are exploring a garden and want to know: Which part of the plant is the main superstar when it comes to photosynthesis?
Roots
Stems
Leaves
Flowers
Abigail, Nora, and Luna are exploring a leaf with their magnifying glasses! Which structures do they discover that allow carbon dioxide to enter the leaf?
Cuticle
Veins
Stomata
Mesophyll cells
Noah and Avery are curious about why plants sometimes close their stomata on hot or windy days. Can you help them figure out the reason?
To increase photosynthesis
To prevent too much water loss
To increase carbon dioxide intake
To protect against insect damage
Daniel, Liam, and Maya are learning about how cells get their energy. What is the main reason cells perform cellular respiration?
To produce proteins for cell growth
To convert oxygen into carbon dioxide
To convert food energy into ATP
To remove waste products from cells
Mason, Avery, and Daniel are studying for their biology test. Which of the following is NOT a stage of cellular respiration?
Glycolysis
Krebs cycle
Photosynthesis
Electron transport chain
Rohan and Aria are having a science quiz showdown! Can you help them answer this: The Krebs cycle is also known as?
The citric acid cycle
The electron transport chain
The Calvin cycle
The pentose phosphate pathway
Mason, James, and Elijah are in science class, and their teacher asks: What exciting event happens during glycolysis?
Glucose is broken down into two pyruvate molecules
Carbon dioxide is converted to oxygen
Pyruvate is converted to glucose
ATP is broken down into ADP
Evelyn, Grace, and Aiden are preparing for their science quiz! They want to know which of the following equations correctly shows how our cells turn food into energy during cellular respiration. Can you help them choose the right one?
6CO2 + 6H2O + energy → C6H12O6 + 6O2
C6H12O6 + 6O2 → 6CO2 + 6H2O + energy
6O2 + energy → 6CO2 + 6H2O
C6H12O6 + 6CO2 → 6O2 + 6H2O + energy
Benjamin and Isla are racing through glycolysis and the Krebs cycle, trying to deliver electrons to the electron transport chain. Which molecule acts as their speedy delivery vehicle?
ATP
NADH
Pyruvate
Glucose
Luna, Nora, and Samuel are on a science adventure! They want to know: What is the final electron acceptor in the electron transport chain during aerobic respiration?
NAD+
Pyruvate
Oxygen
Carbon dioxide
Emma and Jackson are learning about cellular respiration in science class. When oxygen isn't available, which process do their cells use instead?
Photosynthesis
Fermentation
Emma and David are learning about cellular respiration in science class. They wonder: which of the following is a waste product produced during this process?
Oxygen
Glucose
Carbon dioxide
ATP
Abigail and Michael are in a science contest! They need to answer: Which type of fermentation produces lactic acid?
Alcoholic fermentation
Lactic acid fermentation
Aerobic respiration
Anaerobic respiration
Liam and Lily are having a science debate! Liam says aerobic respiration needs oxygen, but Lily thinks both types use oxygen. Who is correct? What is the main difference between aerobic and anaerobic respiration?
Aerobic respiration uses oxygen, while anaerobic respiration does not
Anaerobic respiration produces more ATP than aerobic respiration
Aerobic respiration occurs in plants, while anaerobic respiration occurs in animals
Anaerobic respiration occurs in the mitochondria, while aerobic respiration occurs in the cytoplasm
Evelyn, Nora, and Abigail are on a science adventure! Can you help them discover where the electron transport chain takes place?
Cytoplasm
Mitochondrial matrix
Inner mitochondrial membrane
Cell membrane
Grace and Oliver are learning about what happens to pyruvate when there's no oxygen around. Can you help them figure it out?
It enters the Krebs cycle
It is converted to acetyl-CoA
It undergoes fermentation
It is used in the electron transport chain
Harper and Ava are baking bread in science class. They notice bubbles forming in the dough! Which type of fermentation is responsible for producing carbon dioxide as a byproduct and making the bread rise?
Lactic acid fermentation
Alcoholic fermentation
Aerobic respiration
Glycolysis alone
Elijah and Isla are exploring the cell in their science adventure! Can you help them figure out where glycolysis takes place?
Mitochondria
Nucleus
Cytoplasm
Cell membrane
Grace, Mason, and Scarlett are racing through the steps of glycolysis in their biology class! Can you help them figure out what the final product is at the finish line?
Pyruvate
Lactate
Glucose
Acetyl-CoA
Aria, Avery, and David are in science class, debating which process happens in BOTH aerobic and anaerobic respiration. Can you help them settle the score?
A. Krebs Cycle
B. Electron Transport Chain
C. Glycolysis
D. Alcoholic fermentation
Noah, Emma, and Arjun are running a relay race at school. Suddenly, Noah feels a sharp muscle cramp during his sprint. What is the main reason for muscle cramps during intense exercise?
A. Dehydration only
B. Buildup of lactic acid
C. Buildup of carbon dioxide
D. Buildup of alcohol
Olivia and Oliver are having a science debate! Olivia says photosynthesis and cellular respiration are best friends in the world of biology. What is their relationship?
They are completely independent processes
The products of photosynthesis (O₂ and glucose) are the reactants of cellular respiration
The products of cellular respiration (CO₂ and H₂O) are the waste products of photosynthesis
Photosynthesis only occurs in plants while respiration only occurs in animals
Emma and David are in a science race! They want to know: which process is the real ATP champion? Is it Anaerobic respiration, Aerobic respiration, or do they both produce the same amount? Or maybe neither? Help them find out!
Anaerobic respiration
Aerobic respiration
They produce the same amount of ATP
Neither produces ATP
Noah and Zoe are curious about what happens during fermentation in their science class. Can you help them figure it out?
A. Pyruvate is broken down to release energy
B. Glucose is converted directly to ATP
C. Oxygen is produced
D. Mitochondria create ATP
Liam and Harper are competing in a school sports day! Liam is running a marathon, while Harper is sprinting to the finish line. Which type of activity would primarily use anaerobic respiration?
A. Marathon running
B. Sprinting
C. Long-distance swimming
D. Zumba class
Henry, Oliver, and Ava are curious about how their bodies get energy and grow. Can you help them figure out what metabolism is?
The process of breaking down glucose only
The combination of chemical reactions an organism undergoes to build or break down materials
The process of converting oxygen to carbon dioxide
The production of ATP in the mitochondria only
Aria, Mason, and Benjamin are having a science quiz! Which of the following is NOT a type of cellular respiration?
Aerobic respiration
Anaerobic respiration
Photosynthesis
Fermentation
Charlotte and Arjun are having a science debate! Charlotte says aerobic respiration needs oxygen, but Arjun thinks it doesn’t. Who is correct? What is the primary difference between aerobic and anaerobic respiration?
Aerobic respiration requires oxygen, while anaerobic respiration does not
Aerobic respiration occurs in plants, while anaerobic respiration occurs in animals
Aerobic respiration produces carbon dioxide, while anaerobic respiration produces oxygen
Aerobic respiration occurs in the mitochondria, while anaerobic respiration occurs in the nucleus
Abigail, Evelyn, and Harper are working together on a science project about how our bodies use food and oxygen. Can you help them figure out which of the following is the correct equation for aerobic respiration?
Glucose + Oxygen → Water + Carbon Dioxide + Energy
Glucose → Lactic Acid + Energy
Glucose → Alcohol + Carbon Dioxide + Energy
Carbon Dioxide + Water → Glucose + Oxygen
Where in the cell does aerobic respiration primarily take place?
A. Nucleus
B. Ribosomes
C. Mitochondria
D. Cell membrane
What is the first stage of cellular respiration called?
A. Krebs cycle
B. Glycolysis
C. Electron transport chain
D. Fermentation
Which of the following is a product of lactic acid fermentation?
A. Alcohol
B. Carbon dioxide
C. Lactic acid
D. Oxygen
How many ATP molecules are typically produced from one glucose molecule during aerobic respiration?
2 ATP
4 ATP
36-38 ATP
100 ATP
Which type of cellular respiration is more efficient in terms of energy production?
Aerobic respiration
Anaerobic respiration
Both are equally efficient
Efficiency depends on the organism
What happens during the Krebs cycle (citric acid cycle)?
Glucose is broken down into two pyruvate molecules
Pyruvate is converted to acetyl-CoA, which enters a cycle that generates ATP, NADH, and FADH2
Electrons are passed along a chain of proteins to generate ATP
Pyruvate is converted to lactic acid
What happens to pyruvate during alcoholic fermentation?
It is converted to lactic acid
It is converted to ethanol and carbon dioxide
It enters the Krebs cycle
It directly produces ATP
Which of the following is a common feature of both aerobic and anaerobic respiration?
Both require oxygen
Both produce the same amount of ATP
Both begin with glycolysis
Both take place in the mitochondria
