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UNH Bio 411 Photosynthesis Questions with Answers
(100% Correct Answers)
Plants and other organisms that have _________ to conduct
photosynthesis. Answer: chloroplasts
Photosynthesis Answer: the process that converts solar energy into
chemical energy
Autotrophs Answer: "self feeders"; they get energy and carbon entirely
from nonliving sources
Photoautotrophs Answer: use the energy of sunlight to make organic
molecules
Heterotrophs Answer: obtain energy and carbon from the organic
material derived from other organisms
Stomata Answer: CO2 enters and O2 exits the leaf through microscopic
pores
Mesophyll Answer: the interior tissue of the leaf; where chloroplasts are
found (30 - 40 in each)
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Stroma Answer: Chloroplasts are composed of a double membrane
surrounding a dense fluid
Thylakoids Answer: The sacs in the third membrane system and is
suspended within the stroma
Chlorophyll Answer: Where the green color of leaves comes from, a
pigment that resides in the thylakoid membrane
Photosynthesis equation Answer: 6CO2 + 12H2O + light energy -->
C6H12O6 + 6O2
Photosythesis ______ the direction of electron flow compared to cellular
respiration. Answer: reverses
What provides the energy required to power the endergonic reaction
in photosynthesis? Answer: light
The two stages of photosynthesis Answer: Light reactions (photo) and
the Calvin cycle (synthesis)
The light reactions occur in the _______ _______. Answer: Thylakoid
membranes
The Calvin cycle occurs in the _____. Answer: Stroma
© 2025 All rights reserved
UNH Bio 411 Photosynthesis Questions with Answers
(100% Correct Answers)
Plants and other organisms that have _________ to conduct
photosynthesis. Answer: chloroplasts
Photosynthesis Answer: the process that converts solar energy into
chemical energy
Autotrophs Answer: "self feeders"; they get energy and carbon entirely
from nonliving sources
Photoautotrophs Answer: use the energy of sunlight to make organic
molecules
Heterotrophs Answer: obtain energy and carbon from the organic
material derived from other organisms
Stomata Answer: CO2 enters and O2 exits the leaf through microscopic
pores
Mesophyll Answer: the interior tissue of the leaf; where chloroplasts are
found (30 - 40 in each)
© 2025 All rights reserved
, 2
Stroma Answer: Chloroplasts are composed of a double membrane
surrounding a dense fluid
Thylakoids Answer: The sacs in the third membrane system and is
suspended within the stroma
Chlorophyll Answer: Where the green color of leaves comes from, a
pigment that resides in the thylakoid membrane
Photosynthesis equation Answer: 6CO2 + 12H2O + light energy -->
C6H12O6 + 6O2
Photosythesis ______ the direction of electron flow compared to cellular
respiration. Answer: reverses
What provides the energy required to power the endergonic reaction
in photosynthesis? Answer: light
The two stages of photosynthesis Answer: Light reactions (photo) and
the Calvin cycle (synthesis)
The light reactions occur in the _______ _______. Answer: Thylakoid
membranes
The Calvin cycle occurs in the _____. Answer: Stroma
© 2025 All rights reserved
