Unit 3 Flashcards
Organisms that must rely on sugars produced by other organisms for their energy needs are known as
heterotrophs
What two products result from photosynthesis?
glucose and oxygen
The fluid-filled space surrounding the grana inside a chloroplast where photosynthesis takes place is the
stroma
Carbon dioxide is required during the ___________________ reactions of photosynthesis.
light-independent
The power source for photosynthesis is
sunlight
In chloroplasts, the chlorophyll pigment is found within the
thylakoid membrane.
Stacks of thylakoid membranes in the chloroplasts are
Grana
Which of these organisms can photosynthesize?
Plants
Algae
Certain protists
All of the above
All of the above
One of the reactants in photosynthesis is:
carbon dioxide
Which molecule absorbs the energy of a photon in photosynthesis?
chlorophyll
What are the two stages of photosynthesis?
light-dependent reactions and the Calvin cycle
The Calvin cycle functions to __________.
produce carbohydrates using energy stored by molecules that were produced in the light-dependent reactions
ATP is able to drive an _____.
endergonic process by coupling that process to an exergonic process
Stomata are used for the regulation of
carbon dioxide, oxygen, and water.
In the complete photosynthetic reaction, the Calvin cycle takes in _____ and produces _____.
NADPH, glucose