WorksheetsPhotosynthesis Test Review
Total questions: 22
Worksheet time: 11mins
Name
Class
Date
1.
Which of the following organelles is responsible for photosynthesis?
a)
Mitochondria
b)
Chloroplast
c)
Nucleus
d)
Vacuole
2.
What molecule does photosynthesis create?
a)
CO2
b)
Chloroplast
c)
Glucose
d)
Energy
3.
Which process produces glucose as its end product?
a)
Calvin Cycle
b)
Photosynthesis
c)
Light dependent reactions
d)
ETC
4.
Photosynthesis is important to most food webs on Earth because…
a)
it produces proteins
b)
on cloudy days, it cools them down
c)
it breaks down sugar into CO2
d)
it turns to the sun's energy into usable energy
5.
Organisms are based on how they get the energy. What are they?
a)
Autotrophs and heterozygous
b)
Heterotrophs and plants
c)
Plants and animals
d)
Autotrophs and heterotrophs
6.
In photosynthesis, the electron that is hit by sunlight and receives energy...
a)
goes out of the chloroplast
b)
goes to the Calvin cycle
c)
leaves the chlorophyll molecule
d)
is accepted by ATP Synthase
7.
The two molecules that are photosynthesis needs are
a)
CO2 and O2
b)
O2 and H20
c)
CO2 and H2O
d)
CO2 and C6H12O6
8.
Autotrophs are organisms that can
a)
create their own food
b)
cannot create their own food
c)
function without glucose
d)
live only on land
9.
The molecular formula for a carbohydrate is
a)
(CH2O)n
b)
C6H12O6
c)
(C2H2O2)n
d)
CO2
10.
All of these processes depend on light except for
a)
photosynthesis
b)
light dependent reactions
c)
Calvin cycle
d)
electron transport chain
11.
The splitting of water is called
a)
glycolysis
b)
photolysis
c)
hydrolysis
d)
photosynthesis
12.
Complete the chemical reaction below.
6CO2 + 6H2O ---> C6H12O6 + _______
6CO2 + 6H2O ---> C6H12O6 + _______
a)
6O2
b)
Sugar
c)
6H2O
d)
6HO
13.
The cycle the creates glucose as its end product is
a)
Cristae Cycle
b)
Calvin Cycle
c)
Light Cycle
d)
ETC
14.
In the ETC, where does the supply of electrons come from?
a)
H2O
b)
NADH and FADH
c)
NADPH and FADPH
d)
O2
15.
Using a concentration gradient to create ATP is called
a)
ATP synthase
b)
chemiosmosis
c)
diffusion
d)
ETC
16.
The sun is considered the ultimate source of energy for life on Earth because…
a)
photosynthetic organisms provide energy for
other organisms on Earth.
b)
all organisms carry out
cellular respiration.
c)
the sun heats the
Earth’s atmosphere.
d)
all organisms carry out
photosynthesis.
17.
Which of the chemical equations below best matches the model being displayed in the graphic above?
a)
C6H12O6 + 6O2 --> 6CO2 + 6H2O + Light Energy
b)
6CO2 + 6H2O
+ Light Energy --> C6H12O6 + 6O2
c)
6CO2 + C6H12O6 -->
6O2 + 6H2O + Light Energy
d)
C6H12O6 + O2 --> C6H12O6 + O2
18.
Student “A” claims that plants get their energy from the sun to survive. Student “B” claims that plants don’t get their energy from the sun, rather, they get their energy from organic compounds the plant makes. Which student’s answer is most accurate?
a)
Student
“A” because plants use the energy from the sun to make carbon dioxide
b)
Student
“A” because plants use photosynthesis for energy
c)
Student
“B” because plants must use the sugar they make for a source of energy
d)
Student
“B” because plants use oxygen for a source of energy
19.
When a plant produces glucose molecules through photosynthesis, the molecules can recombine to form any number of complex carbohydrates, starches or cellulose fibers. Which of the following cannot be synthesized from the products of photosynthesis alone?
a)
C6H10O5
b)
C6H14O6
c)
C6H13NO5
d)
C27H44O
20.
Why do plants appear green when you look at them?
a)
They absorb only green
b)
They absorb everything but green
c)
The sunlight in that area has only green light
d)
The light is refracted like in a rainbow and we see the green
21.
What is blank #1 in the picture?
a)
ETC
b)
ATP
c)
Glucose
d)
Sunlight
22.
What is blank #2 in the picture?
a)
ETC
b)
ATP
c)
Glucose
d)
Sunlight
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