WorksheetsPhotosynthesis and Respiration Pre-test
Total questions: 50
Worksheet time: 27mins
Where in the chloroplast do the light-dependent reactions of photosynthesis take place?
Stroma
Thylakoid membrane
Outer membrane
Granum
What is the primary function of the light-dependent reactions in photosynthesis?
To produce glucose
To produce ATP and NADPH
To fix carbon dioxide
To release oxygen as a waste product
Which of the following is NOT a product of the Calvin cycle?
Glucose
ADP
NADP+
Oxygen
What is the role of chlorophyll in photosynthesis?
It captures light energy
It splits water molecules
It fixes carbon dioxide
It produces ATP
Which part of the chloroplast structure is responsible for the synthesis and storage of starch?
Thylakoid space
Stroma
Inner membrane
Intermembrane space
What are the two main products of the light-dependent reactions that are used in the Calvin cycle?
Glucose and oxygen
Carbon dioxide and water
ATP and NADPH
ADP and NADP+
Which factor does NOT affect the rate of photosynthesis?
Light intensity
Carbon dioxide concentration
Temperature
Oxygen concentration
What is the gas released as a byproduct of the light-dependent reactions?
Carbon dioxide
Nitrogen
Oxygen
Hydrogen
Which process in cellular respiration produces the most ATP?
Glycolysis
Krebs Cycle
Electron Transport Chain
Fermentation
What is the final electron acceptor in aerobic respiration?
Oxygen
Carbon dioxide
Water
Glucose
Which of the following is a byproduct of anaerobic respiration in yeast?
Oxygen
Carbon dioxide
Water
Alcohol
Which process produces more ATP, aerobic or anaerobic respiration?
Aerobic respiration
Anaerobic respiration
Both produce the same amount
Depends on the organism
Which of the following is NOT a stage of aerobic respiration?
Glycolysis
Krebs Cycle
Electron Transport Chain
Calvin Cycle
What is the main difference between aerobic and anaerobic respiration?
The presence or absence of oxygen
The production or non-production of ATP
The use or non-use of glucose
The creation or non-creation of carbon dioxide
What is the final product of aerobic respiration in humans?
Carbon dioxide and water
Oxygen and glucose
ATP and lactic acid
Glucose and water
What is the main difference between aerobic and anaerobic respiration?
Aerobic uses oxygen, anaerobic does not
Aerobic produces glucose, anaerobic does not
Aerobic occurs in plants, anaerobic in animals
There is no difference
What is a byproduct of anaerobic respiration in yeast?
Oxygen
Carbon dioxide
Alcohol
Water
What is the main product of alcohol fermentation in yeast?
Glucose
Carbon dioxide
Alcohol
Lactic acid
What is the role of yeast in alcohol fermentation?
It breaks down glucose into alcohol and carbon dioxide
It produces ATP
It absorbs alcohol
It produces oxygen
What is the main product of lactic acid fermentation in muscle cells during exercise?
Carbon dioxide and water
ATP and lactic acid
Glucose and oxygen
Alcohol and carbon dioxide
What happens to the lactic acid produced in muscle cells during intense exercise?
It is excreted in the urine
It is converted back into glucose in the liver
It is stored in the muscle cells for future use
It is used to produce more ATP
What is the primary function of mitochondria in a cell?
Protein synthesis
ATP production
DNA replication
Cell division
What is the role of the chloroplast in photosynthesis?
It captures light energy and converts it into chemical energy
It breaks down glucose into carbon dioxide and water
It produces oxygen as a byproduct
All of the above
What is the function of the mitochondrial matrix?
It is where the Krebs cycle takes place
It is where ATP is produced
It is where glucose is broken down
It is where oxygen is produced
What is the role of the inner mitochondrial membrane?
It is where the electron transport chain takes place
It is where glucose is broken down
It is where the Krebs cycle takes place
It is where oxygen is produced
What is the function of the mitochondrial cristae?
They increase the surface area for ATP production
They store glucose for energy
They produce oxygen for the cell
They are involved in protein synthesis
What is the role of the thylakoid in the chloroplast?
It is where the light-dependent reactions of photosynthesis occur
It is where the light-independent reactions of photosynthesis occur
It is where the Krebs cycle takes place
It is where ATP is produced
What is the function of the stroma in the chloroplast?
It is where the light-dependent reactions of photosynthesis occur
It is where the light-independent reactions of photosynthesis occur
It is where the Krebs cycle takes place
It is where ATP is produced
What is the role of the granum in the chloroplast?
It is where the light-dependent reactions of photosynthesis occur
It is where the light-independent reactions of photosynthesis occur
It is where the Krebs cycle takes place
It is where ATP is produced
What is the difference between calories and Calories as used in nutrition?
There is no difference, they are the same
Calories are used to measure food energy, while calories are used to measure physical energy
Calories are larger units of energy, while calories are smaller units
Calories are smaller units of energy, while calories are larger units
How many Calories are in a gram of fat?
4 Calories
7 Calories
9 Calories
12 Calories
Which nutrient provides the most energy per gram?
Protein
Carbohydrates
Fat
Fiber
How many Calories are there in a gram of carbohydrates?
4 Calories
7 Calories
9 Calories
12 Calories
How many Calories are there in a gram of protein?
4 Calories
7 Calories
9 Calories
12 Calories
What is the chemical equation for photosynthesis?
6CO2 + 6H2O -> C6H12O6 + 6O2
6CO2 + 6H2O -> C6H12O6 + 12O2
6CO2 + 12H2O -> C6H12O6 + 6O2
12CO2 + 6H2O -> C6H12O6 + 6O2
What is the chemical equation for cellular respiration?
C6H12O6 + 6O2 -> 6CO2 + 6H2O
C6H12O6 + 6O2 -> 6CO2 + 12H2O
C6H12O6 + 12O2 -> 6CO2 + 6H2O
6C6H12O6 + 6O2 -> 6CO2 + 6HO2
What is the role of chlorophyll in photosynthesis?
It absorbs sunlight and uses its energy to synthesize carbohydrates from CO2 and water.
It releases oxygen as a byproduct of photosynthesis.
It breaks down glucose to produce ATP.
It absorbs carbon dioxide and releases oxygen.
True of false: Plants do not need to undergo cellular respiration
True
False
What is the main reason we consume food?
to provide energy/fuel
to prevent disease
to eliminate waste products
to feel full
