Photosynthesis Quiz

Last Updated By JanetMayorga on 11/19/2012
0 people took this quiz
  • Share
http%3A%2F%2Fwww.funnelbrain.com%2Fqc-121044-which-of-these-equations-best-summarizes-photosynthesis.html

In C3 plants the conservation of water promotes _____.

Answer:
a)  photosynthesis
b)  the opening of the stomata
c)  the light reactions
d)  photorespiration
e)  a shift to C4 photosynthesis
View as Flashcard Quiz
Related Quiz Content
  • In C4 and CAM plants carbon dioxide is fixed in the _____ of mesophyll cells.
    a)thylakoids
    b)grana
    c)cytoplasm
    d)stoma
    e)stroma
    c)stroma
  • C4 plants differ from C3 and CAM plants in that C4 plants _____.
    a)open their stomata only at night
    b)use PEP carboxylase to fix carbon dioxide
    c)use malic acid to transfer carbon dioxide to the Calvin cycle
    d)are better adapted to wet conditions
    e)transfer fixed carbon dioxide to cells in which the Calvin cycle occurs
    e)transfer fixed carbon dioxide to cells in which the Calvin cycle occurs
  • Which of the following statements is true concerning the figure?
    Which of the following statements is true concerning the figure?
    a)It represents the type of cell structures found in CAM plants.
    b)It represents a C3 photosynthetic system.
    c)It represents an adaptation that maximizes photorespiration.
    d)It represents a relationship between plant cells that photosynthesize and those that cannot.
    e)It represents cell processes involved in C4 photosynthesis.
    e)It represents cell processes involved in C4 photosynthesis.
  • In an experiment studying photosynthesis performed during the day, you provide a plant with radioactive carbon (14C) dioxide as a metabolic tracer. The 14C is incorporated first into oxaloacetate. The plant is best characterized as a
    a)C3 plant.
    b)heterotroph.
    c)CAM plant.
    d)chemoautotroph.
    e)C4 plant.
    e)C4 plant.
  • Why are C4 plants able to photosynthesize with no apparent photorespiration?
    a)They do not participate in the Calvin cycle.
    b)They conserve water more efficiently.
    c)They exclude oxygen from their tissues.
    d)They are adapted to cold, wet climates.
    e)They use PEP carboxylase to initially fix CO2.
    e)They use PEP carboxylase to initially fix CO2.
  • CAM plants keep stomata closed in daytime, thus reducing loss of water. They can do this because they
    a)fix CO2 into pyruvate in the mesophyll cells.
    b)fix CO2 into sugars in the bundle-sheath cells.
    c)use photosystems I and II at night.
    d)use the enzyme phosphofructokinase, which outcompetes rubisco for CO2.
    e)fix CO2 into organic acids during the night.
    e)fix CO2 into organic acids during the night.
  • Photorespiration lowers the efficiency of photosynthesis by preventing the formation of
    a)ribulose bisphosphate molecules.
    b)RuBP carboxylase molecules.
    c)ATP molecules.
    d)3-phosphoglycerate molecules
    e)carbon dioxide molecules.
    d)carbon dioxide molecules.
  • Plants are photoautotrophs. What does this mean?
    a)They make their own food from inorganic materials.
    b)They are in the same category as algae and cyanobacteria.
    c)They are among the producers of the biosphere.
    d)They use light energy to drive the synthesis of organic molecules.
    e)All of the above.
    e)All of the above.
  • The ultimate source of energy to support most life on Earth is _____.
    a)sunlight
    b)chemosynthetic microbes
    c)photosynthetic plants
    d)the carbon cycle
    e)geothermal heat
    a)geothermal heat
  • The photosynthetic membranes are found in the _____ in plant cells.
    a)Golgi apparatus
    b)mitochondria
    c)endoplasmic reticulum
    d)chloroplasts
    e)nucleus
    d)nucleus
Discussion Board
Photosynthesis Quiz
Photosynthesis Quiz
Quiz Taken:236 people took this quiz
Rate this Quiz
Teams
Quiz does not belong to any team.
Quiz Tags
Tags not available.
Free Quiz Question From Photosynthesis Quiz
Question: In C3 plants the conservation of water promotes _____.
Answer:
photosynthesis
the opening of the stomata
the light reactions
photorespiration
a shift to C4 photosynthesis