AP Biology Practice Test (chAPter 10-photosynthesis)
28 Questions
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Questions and Answers
- 1.What is the general breakdown of a plant leaf? Go into every detail possible.
- 2.Define Heterotrophs
- 3.Define Autotrophs...what are Photoautotrophs then?and an example of photoautotrophs would be?
- 4.
- 5.State the formula for photosynthesis?
- 6.What's photophosphorlyation?
- 7.What's carbon fixation?
- 8.How do the reactant molecules of photosynthesis reach the chloroplasts in leaves?
- 9.Define:(a) carrotenoid(b) photon
- 10.What are the 3 experiments used to see which lights are useable in photosynthesis?
- 11.What was Engelmann's experiment?
- 12.Difference between chlorophyll a and chlorophyll b?
- 13.Explain why a poison that inhibits an enzyme of the Calvin cycle will also inhibit the light reactions?
- 14.What color light is LEAST effective when driving photosynthesis? Explain.
- 15.In the light reactions, what is the initial electron donor? Where do the electrons end up?
- 16.What are C3 plants?what are C4 plants?
- 17.What are CAM plants?
- 18.What's PEP carboxylase?
- 19.Explain Crassulacean Acid Metabolism?
- 20.What are bundle-sheath cells?
- 21.Why does photorespiration lower photosynthetic outputs for plants? Explain.
- 22.Explain the 3 steps of C4 Photosynthesis?
- 23.What are the 8 steps in linear electron flow?
- 24.What does the "P" in NADP stand for?
- A.
Plants
- B.
Photosynthesis
- C.
A phosphate group
- D.
Pink
- 25.Check off the things that were NOT used in Engelmann's experiment?
- A.
Anaerobic bacteria
- B.
A prism to reflect and transmit light
- C.
Oxygen
- D.
Light
- 26.Why are leaves green?
- A.
Because they contain chlorophyll, a green pigment
- B.
Because leaves reflect or transmit green light only
- C.
Because leaves absorb violet-blue and red light
- 27.To synthesize one glucose molecule, the calvin cycle uses ___ molecules of CO2, ___ molecules of ATP, and ___ molecules of NADPH.
- 28.3 phases of calvin cycle, respectively are..?
- A.
Reduction, carbon fixation, regeneration of CO2 acceptor
- B.
Reproduction of CO2 acceptor, carbon fixer, deduction
- C.
Carbon fixation, reduction, regeneration of CO2 acceptor
- D.
Carbon fixer, deduction, reproduction of CO2 acceptor
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