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Science, Biology
9th
grade
Photosynthesis: light-dependent reactions
18 questions
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- 1. Multiple Choice
Which of the following is NOT a product of the light reactions?
Oxygen
NADPH
ATP
Glucose (Sugar)
- 2. Multiple ChoiceWhere do the light reactions happen?mitochondria membranethylakoid membranestromacentral vacuole
- 3. Multiple ChoiceWhat is the main purpose of the light dependent reactions?To provide the energy for the calvin cycleTo capture energy and make sugarTo reflect green lightTo make sugars
- 4. Multiple Choice
What part of the plant cell performs photosynthesis?
The Mitochondrion
The Nucleus
The Chloroplast
The Cell Wall
- 5. Multiple ChoiceWhat are the two products of the light reactions that are needed for the calvin cycle?NAD and NADPHNADP + and GlucoseNADPH and ATPOxygen and NADPH
- 6. Multiple ChoiceWhat gas does the process of photosynthesis release into the atmosphere?oxygencarbon dioxidewaternitrogen
- 7. Multiple ChoiceThylakoids are arranged in stacks called ____.LamellaeStromaGranumGlucose
- 8. Multiple ChoiceThe gel-like material that surrounds the grana is called ____lamellaegranumthylakoidstroma
- 9. Multiple Choice
Autotrophs (producers) can perform photosynthesis because they have -
Mitochondria
Ribosomes
A Nucleus
Chloroplasts
- 10. Multiple ChoiceThe principal chemical compound that living things use to store energy isDNAATPH2OCO2
- 11. Multiple ChoiceWhat supplies the electron that is lost in PS II?oxygenwaterglucoserubisco
- 12. Multiple ChoiceIn the ________________________, energy from the sun is used to make ATPlight-independent reactiondark reactionlight-dependent reactionCalvin cycle
- 13. Multiple ChoiceLeaves look green because.....they eat their vegetablesto blend into their environmentthey contain a molecule named chlorophyllthey are sick
- 14. Multiple Choice
Which of the following equations represents the overall chemical reaction for photosynthesis?
6O2+ 6H2O → C6H12O6+ 6O2
C6H12O6 + 6H2O→ 6O2+ 6O2
6CO2+ 6H2O→ C6H12O6+ 6O2
6O2 + 6H2O→ C6H12O6 + 6CO2
- 15. Multiple Choice
Sunlight is used during photosynthesis to-
Break down the xylem
Break down the stomata
Break down the water
Capture the water
- 16. Multiple Choice
Choose the statement that best describes light reaction.
It converts CO2 to sugar molecule
It converts light energy to chemical energy of ATP and NADPH
It takes place in the stroma
- 17. Multiple Choice
Which of the following is not needed to start the light reaction
H2O
ADP + P
CO2
- 18. Multiple Choice
What is the waste-product of light-dependent reaction?
oxygen
water
carbon dioxide
- Answer choicesTagsAnswer choicesTags