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WorksheetsOnzo - Photosynthesis Practice Quiz
Total questions: 18
Worksheet time: 9mins
1. Which organelle is responsible making food (Glucose) using sunlight?
Cell Membrane
Chloroplast
Nucleus
Mitochondria
2. Which of the following is the correct equation for PHOTOSYNTHESIS?
CO2 + light + H2O --> O2 + Sugar
O2 + light + H2O --> CO2 + Sugar
CO2 + sugar + H2O --> O2 + light
CO2 + O2 + H2O --> Light+ Sugar
3. What are the products of photosynthesis?
Glucose and Chlorophyll
Water and Light energy
Glucose and Oxygen
Carbon dioxide and Water
4. Look at the image
What chemical pigment and organelle work together to absorb sunlight to perform photosynthesis in this example?
cell wall and chloroplast
vacuole and carbon dioxide
mitochondria and water
chloroplast and chlorophyll
5. Why do plants conduct photosynthesis?
To make light
To make glucose
To make mitochondria
To release carbon dioxide
6. How does carbon dioxide get into the leaves of a plant?
It's absorbed by the roots
It enters through the stomata
It's made in a chemical reaction in the stem
It goes through the flowers
7. Which of these conditions would decrease the rate of photosynthesis in a plant?
Above average precipitation (rainfall)
Increasing the amount of CO2
Changing the daylight hours from 14 hrs to 10 hrs
All of these choices
8. Which organisms perform Photosynthesis?
Only Autotrophs
Autotrophs and Heterotrophs
Only Heterotrophs
9. Which of the following is an example of an AUTOTROPH?
Apple tree
Mushroom
Dog
Human
10. What is the green pigment that "traps" sunlight?
Chlorophyll
Photosynthesis
Chloroplasts
ATP
11. The process that autotrophs do that allows them to create their own food using carbon dioxide, water, and sunlight.
cellular respiration
protein synthesis
photosynthesis
chloroplasts
12. What are the reactants in this reaction?
carbon dioxide and water
sugar and oxygen
sunlight and chlorophyll
13. What are the products in this reaction?
carbon dioxide and water
sugar and oxygen
sunlight and chlorophyll
14. These are the small openings on the surface of a leaf that allow gasses to exchange.
pores
stomata
cell membranes
ribosomes
15. C6H12O6
This is called _____.
glucose (sugar)
oxygen
carbon dioxide
sunlight
16. What scientific law states that matter cannot be created or destroyed in a chemical reaction?
Law of Conservation of Energy
Law of Universal Gravitation
Law of Conservation of Mass
Law of Motion
17. What is true regarding the 1st stage of photosynthesis? Check all that apply. (Hint: There are 3 correct answers.)
light dependent reaction
produces glucose
requires sunlight
light independent reaction
produces oxygen
18. Another name for the 2nd stage of photosynthesis. Check all that apply. (Hint: There are 2 correct answers.)
light dependent reaction
Calvin Cycle
light independent reaction
