The process of photosynthesis practice exercise 4

Course: Grade 9 Integrated Science - Living things and their environment - Nutrition in plants

Quiz Questions (40 questions)

Question 1
A class uses a model with beads to represent molecules in photosynthesis. Red beads are ATP, and blue are hydrogen ions. What do red and blue beads help build?
Question 2
A class uses a model with beads to represent molecules in photosynthesis. Red beads are ATP, and blue are hydrogen ions. What do red and blue beads help build?  (1 mark)
Question 3
A class uses a model with beads to represent molecules in photosynthesis. Red beads are ATP, and blue are hydrogen ions. What do red and blue beads help build?  (1 mark)
Question 4
A class uses a model with beads to represent molecules in photosynthesis. Red beads are ATP, and blue are hydrogen ions. What do red and blue beads help build?  (1 mark)
Question 5
A farmer wants to improve leaf efficiency in food crops. A student tells him the stroma in chloroplasts is vital. Why?
Question 6
A farmer wants to improve leaf efficiency in food crops. A student tells him the stroma in chloroplasts is vital. Why?  (1 mark)
Question 7
A farmer wants to improve leaf efficiency in food crops. A student tells him the stroma in chloroplasts is vital. Why?  (1 mark)
Question 8
A farmer wants to improve leaf efficiency in food crops. A student tells him the stroma in chloroplasts is vital. Why?  (1 mark)
Question 9
During a science fair, a student demonstrates how light splits water using a model that releases bubbles. What do the moving electrons in the light stage represent in her model?
Question 10
During a science fair, a student demonstrates how light splits water using a model that releases bubbles. What do the moving electrons in the light stage represent in her model?   (1 mark)
Question 11
During a science fair, a student demonstrates how light splits water using a model that releases bubbles. What do the moving electrons in the light stage represent in her model?   (1 mark)
Question 12
During a science fair, a student demonstrates how light splits water using a model that releases bubbles. What do the moving electrons in the light stage represent in her model?   (1 mark)
Question 13
In an experiment, chloroplasts exposed to light produce oxygen but fail to form glucose. Which stage is most likely not functioning?
Question 14
In an experiment, chloroplasts exposed to light produce oxygen but fail to form glucose. Which stage is most likely not functioning?  (1 mark)
Question 15
In an experiment, chloroplasts exposed to light produce oxygen but fail to form glucose. Which stage is most likely not functioning?  (1 mark)
Question 16
In an experiment, chloroplasts exposed to light produce oxygen but fail to form glucose. Which stage is most likely not functioning?  (1 mark)
Question 17
Review the table below. Which row correctly describes the stage of photosynthesis and enzyme involvement? StageMain ReactantEnzyme Role A. DarkCarbon dioxideFixes it into glucose B. LightOxygenBreaks down ATP C. DarkWaterSplits into hydrogen D. LightCarbon dioxideFixes into glucose
Question 18
Review the table below. Which row correctly describes the stage of photosynthesis and enzyme involvement?  (1 mark) Stage Main Reactant Enzyme Role A. Dark Carbon dioxide Fixes it into glucose B. Light Oxygen Breaks down ATP C. Dark Water Splits into hydrogen D. Light Carbon dioxide Fixes into glucose
Question 19
Review the table below. Which row correctly describes the stage of photosynthesis and enzyme involvement?  (1 mark) Stage Main Reactant Enzyme Role A. Dark Carbon dioxide Fixes it into glucose B. Light Oxygen Breaks down ATP C. Dark Water Splits into hydrogen D. Light Carbon dioxide Fixes into glucose
Question 20
Review the table below. Which row correctly describes the stage of photosynthesis and enzyme involvement?  (1 mark) Stage Main Reactant Enzyme Role Dark Carbon dioxide Fixes it into glucose Light Oxygen Breaks down ATP Dark Water Splits into hydrogen Light Carbon dioxide Fixes into glucose
Question 21
A lab technician observes chloroplasts under a microscope. She notices ATP levels rise before glucose levels begin to increase. What conclusion best explains this observation?
Question 22
A lab technician observes chloroplasts under a microscope. She notices ATP levels rise before glucose levels begin to increase. What conclusion best explains this observation?  (1 mark)
Question 23
A lab technician observes chloroplasts under a microscope. She notices ATP levels rise before glucose levels begin to increase. What conclusion best explains this observation?  (1 mark)
Question 24
A lab technician observes chloroplasts under a microscope. She notices ATP levels rise before glucose levels begin to increase. What conclusion best explains this observation?  (1 mark)
Question 25
Study the diagram and table below showing parts of the chloroplast and the processes taking place. Which row correctly identifies where each stage occurs and what is produced? PartStageProduct A. GranaLight stageATP and hydrogen ions B. StromaLight stageOxygen C. GranaDark stageGlucose D. StromaLight stageOxygen
Question 26
Study the  table below showing parts of the chloroplast and the processes taking place. Which row correctly identifies where each stage occurs and what is produced?  (1 mark) Part Stage Product A. Grana Light stage ATP and hydrogen ions B. Stroma Light stage Oxygen C. Grana Dark stage Glucose D. Stroma Light stage Oxygen
Question 27
Study the  table below showing parts of the chloroplast and the processes taking place. Which row correctly identifies where each stage occurs and what is produced?  (1 mark) Part Stage Product A. Grana Light stage ATP and hydrogen ions B. Stroma Light stage Oxygen C. Grana Dark stage Glucose D. Stroma Light stage Oxygen
Question 28
Study the  table below showing parts of the chloroplast and the processes taking place. Which row correctly identifies where each stage occurs and what is produced?  (1 mark) Part Stage Product Grana Light stage ATP and hydrogen ions Stroma Light stage Oxygen Grana Dark stage Glucose Stroma Light stage Oxygen
Question 29
Use the diagram and table below to determine which process happens at each stage of photosynthesis. StageActivityResult A. LightWater splitOxygen released B. DarkSunlight absorbedATP formed C. LightCO₂ fixedGlucose formed D. DarkWater absorbedOxygen formed
Question 30
Use the table below to determine which process happens at each stage of photosynthesis.  (1 mark) Stage Activity Result A. Light Water split Oxygen released B. Dark Sunlight absorbed ATP formed C. Light CO₂ fixed Glucose formed D. Dark Water absorbed Oxygen formed
Question 31
Use the table below to determine which process happens at each stage of photosynthesis.  (1 mark) Stage Activity Result A. Light Water split Oxygen released B. Dark Sunlight absorbed ATP formed C. Light CO₂ fixed Glucose formed D. Dark Water absorbed Oxygen formed
Question 32
Use the table below to determine which process happens at each stage of photosynthesis.  (1 mark) Stage Activity Result Light Water split Oxygen released Dark Sunlight absorbed ATP formed Light CO₂ fixed Glucose formed Dark Water absorbed Oxygen formed
Question 33
A student removes carbon dioxide from a sealed photosynthesis setup but provides constant light and water. What is the most likely observation?
Question 34
A student removes carbon dioxide from a sealed photosynthesis setup but provides constant light and water. What is the most likely observation?  (1 mark)
Question 35
A student removes carbon dioxide from a sealed photosynthesis setup but provides constant light and water. What is the most likely observation?  (1 mark)
Question 36
A student removes carbon dioxide from a sealed photosynthesis setup but provides constant light and water. What is the most likely observation?  (1 mark)
Question 37
A student says glucose is formed immediately after light shines on a leaf. What correction should a teacher give?
Question 38
A student says glucose is formed immediately after light shines on a leaf. What correction should a teacher give?  (1 mark)
Question 39
A student says glucose is formed immediately after light shines on a leaf. What correction should a teacher give?  (1 mark)
Question 40
A student says glucose is formed immediately after light shines on a leaf. What correction should a teacher give?  (1 mark)

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