WorksheetsPhotosynthesis
Total questions: 15
Worksheet time: 9mins
Name
Class
Date
1.
What molecule absorbs sunlight during photosynthesis?
a)
Epidermis
b)
thylakoid
c)
the leaf
d)
chlorophyll
2.
Which statement about photosynthesis is correct?
a)
Plants get the energy they need for photosynthesis from water.
b)
Plants get the energy they need for photosynthesis from soil.
c)
Plants get the energy they need for photosynthesis from sunlight.
d)
Plants do not require energy to perform photosynthesis.
3.
The products of photosynthesis are
a)
water and carbon dioxide
b)
oxygen and water
c)
sugar and cabon dioxide
d)
oxygen and sugar (glucose)
4.
In what part of the cell does photosynthesis occur?
a)
Nucleus
b)
Chloroplast
c)
Epidermis
d)
Vacuole
5.
After photosynthesis, plants store their energy as _________ .
a)
chlorophyll
b)
pigment
c)
glucose (sugar)
d)
Oxygen
6.
Plants need carbon dioxide from their environment to produce glucose during which stage of photosynthesis?
a)
The light-dependent stage
b)
The light-independent stage (The Calvin Cycle)
c)
The electron transport chain
d)
ATP formation
7.
What is the name of the simple sugar that is produced in photosynthesis?
a)
Sucrose
b)
Dextrose
c)
Glucose
d)
Lactose
8.
Which term is the part of photosynthesis when light energy is captured and transferred to a molecule, such as ATP?
a)
light- independent reactions
b)
cellular respiration
c)
light- dependent reactions
d)
photosynthesis
9.
Because plants carry out photosynthesis, they are considered _____.
a)
heterotrophs
b)
autotrophs
c)
consumers
d)
unicellular
10.
What is the chemical formula for glucose?
a)
C6H12O6
b)
C6H6O12
c)
C12H6O12
d)
C6O2H6
11.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
6CO2 + 6H2O --> 6O2 + C6H12O6
b)
6CO2 + C6H12O6 + 6H2O --> O2
c)
6O2 + 6H2O --> 6CO2 + C6H12O6
d)
C6H12O6 + 6O2 ---> 6H2O + 6CO2
12.
If carbon dioxide is completely removed from a plant’s environment, what would you expect to happen to the plant’s production of high-energy sugars (rate of photosynthesis)?
a)
Sugar production will likely increase.
b)
Sugars will not be produced.
c)
The rate of sugar production will decrease .
d)
Fewer sugars will be produced at first, but then the plant will recover.
13.
What are the reactants (what's needed) for photosynthesis?
a)
glucose and oxygen
b)
light, water, and carbon dioxide
14.
What is photosynthesis?
a)
The process in which humans eat their food
b)
When a photographer takes a photo.
c)
To get your pictures from the photo lab.
d)
The process in which plants make their food.
15.
What are the three parts of an ATP molecule?
A) C)
B) D)
a)
adenine, thylakoids, stroma
b)
adenine, ribose, 3 phosphate groups
c)
stroma, grana, chlorophyll
d)
NADP+, NADPH, and FADH2
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