2.2.4 Photosynthesis 1 FMQuiz Homework Solution
Q. What is the final destination of excited electrons
in Pathway 1 of the light-dependent stage?
A. Chlorophyll
Q. This is a possible destination for oxygen released
during the light phase.
A. Mitochondria
Q. Name the structure that is controlled by guard
cells.
A. Stomata
Q. What is the energy source used during the lightindependent phase?
A. ATP
Q. What is the waste product of Pathway 2?
A. Oxygen
Q. This is one of the limiting factors affecting the
rate of photosynthesis.
A. Temperature
Q. The splitting of water using light energy is
known as …
A. Photolysis
Q. What is the energy source of the light phase?
A. Sunlight
Q. Name the carrier of electrons into the lightdependent phase.
A. NADP
Q. What is the addition of a phosphate to ADP
forming ATP, using light energy called?
A. Photophosphorylation
Q. What element is necessary for chlorophyll
formation?
A. Magnesium
Q. Name the site of photosynthesis
A. Chloroplast
Q. Name the disc-shaped membranes found in the
chloroplasts covered with chlorophyll molecules.
A. Grana
Q. What term that describes photosynthetic and
chemosynthetic organisms?
A. Autotrophs
Q. Name the ion necessary for the production of
ATP?
A. Phosphate
Q. One molecule of... is produced for every six
molecules of CO2.
A. Glucose
Q. Name the layer of leaf tissue with the highest
density of chloroplasts.
A. Palisade
Q. What are the sources of carbon dioxide in the
atmosphere?
A. Respiration; Combustion (burning)
Q. How could you artificially increase the rate of
photosynthesis?
A. Increase lighting, carbon dioxide or heating
Q. As light intensity increases, the rate of
photosynthesis ...
A. Increases
Q. As light intensity decreases, the rate of
photosynthesis ...
A. Decreases
Q. How would you vary the light intensity in an
experiment?
A. Adjust lamp distance or bulb wattage
Q. Name the aquatic plant that is usually used in
photosynthesis experiments?
A. Elodea
Q. What is carried into the dark phase as raw
material for glucose manufacture?
A. Hydrogen
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