Photosynthesis
Fill in the blanks with the correct words from the bank at the
bottom of the page.
All organisms use __________ to carry out their life
functions. Some organisms obtain this energy from
__________. The process by which this energy transfer takes
place is called _______________. Photosynthesis involves a
_________ pathway in which the __________ of one reaction
is consumed in the __________ reaction. __________ are
organisms that carry on photosynthesis and includes
__________ and other organisms containing the __________
pigment __________. Autotrophs use ______________ and
water to make __________ and the simple sugar __________.
The pigment chlorophyll absorbs __________ energy from the
sun during the light __________. __________ pigments also
in the __________ absorb other __________ of light that
chlorophyll does not absorb. These accessory __________ are
responsible for other colors we see in plants such as _______,
orange, and __________. Chloroplasts are surrounded by a
__________ membrane. Inside chloroplasts is a system of
membranes arranged as stacks of __________ sacs called
__________. Each sac in the stack is called a __________.
The thylakoids are surrounded by a solution called the
_________. The _______ reactions of photosynthesis take
place in the stroma. Most chloroplasts are found in the
_________ of plants. The __________ of a leaf contains
openings called __________ where __________ such as
oxygen and carbon dioxide enter and leave. These openings or
stomata are __________ during the hottest times of the day
by cells called __________ cells.
Word Bank:
sunlight
autotrophs
biochemical
photosynthesis
energy
yellow
chloroplast
leaves
stomata
closed
flattened
product
chlorophyll
next
plants
accessory
pigments
oxygen
underside
red
guard
granum
carbon
dioxide
light
wavelengths
glucose
stroma
reactions
dark
gases
thylakoids
double
green