Worksheets8.2 Photosynthesis: An Overview
Total questions: 35
Worksheet time: 22mins
Name
Class
Date
1.
Where does photosynthesis occur?
a)
mitochondria
b)
stomata
c)
xylem
d)
chloroplast
2.
Which of the following is not needed for photosynthesis to occur?
a)
sunlight
b)
carbon dioxide
c)
water
d)
oxygen
3.
Which is not found in the chloroplast?
a)
Stroma
b)
Chlorophyll
c)
Mitochondria
d)
Thylakoid
4.
What absorbs energy from visible light?
a)
Chlorophyll
b)
Chloroplast
c)
Stroma
d)
Carbon Dioxide
5.
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
6.
Which term is the part of photosynthesis when energy is used to make sugars like glucose?
a)
light- independent reactions
b)
cellular respiration
c)
light- dependent reactions
d)
photosynthesis
7.
In a light-independent reaction, ATP and CO2 is needed to make _____.
a)
carbon dioxide
b)
sugar
c)
ATP
d)
chlorophyll
8.
Thylakoids are arranged in stacks called ____.
a)
Lamellae
b)
Stroma
c)
Granum
d)
Glucose
9.
The main source of energy for all life comes from ____.
a)
the Earth
b)
the moon
c)
the sun
d)
the food we eat/make
10.
6CO2 + 6H20 + light energy -> C6H12O6 + 6O2
In this chemcial equation, the highlight red is called the ______.
In this chemcial equation, the highlight red is called the ______.
a)
product
b)
reactant
c)
yields
d)
production
11.
6CO2 + 6H20 + light energy -> C6H12O6 + 6O2
In this chemcial equation, the highlight red is called the ______.
In this chemcial equation, the highlight red is called the ______.
a)
product
b)
reactant
c)
yields
d)
production
12.
The flat sac (disk) in a chloroplast where photosynthesis takes place
a)
chlorophyll
b)
pigment
c)
thylakoid
d)
Calvin cycle
13.
Which must be present for the final stage of photosynthesis to occur?
a)
carbon dioxide
b)
chlorophyll
c)
carbohydrates
d)
oxygen
14.
What is the primary function of the light reactions of photosynthesis?
a)
To produce glucose
b)
To produce NADPH and ATP
c)
To use ATP
d)
To produce RuBP
15.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
CO2 + light + H2O --> O2 + glucose
b)
CO2 + glucose + H2O --> O2 + light
c)
O2 + light + H2O --> CO2 + glucose
d)
CO2 + O2 + H2O --> Light+ glucose
16.
Chlorophyll absorbs _____ and _______ light from the light.
a)
purple and green
b)
red and blue
c)
black and orange
d)
yellow and green
17.
What is the function of NADP+?
a)
It absorbs light
b)
It is an electron carrier
c)
It is a light-reflecting pigment
d)
It acts as long-term energy storage
18.
Which substance from the light-dependent reactions of photosynthesis is a source of energy for the light-independent reactions?
a)
ADP
b)
H2O
c)
NADPH
d)
pyruvic acid
19.
Using carbon dioxide and water to create glucose and oxygen is
a)
photosynthesis
b)
respiration
c)
diffusion
d)
osmosis
20.
What is the source of energy for photosynthesis?
a)
carbohydrates-chemical
b)
sunlight-radiant
c)
heat-thermal
d)
television-electrical
21.
What gas is released by plants during photosynthesis?
a)
sulfur
b)
carbon dioxide
c)
oxygen
d)
hydrogen
22.
Use the diagram to answer the question. Between which parts of the molecule must the bonds be broken to form an ADP molecule?
a)
A and B
b)
A and C
c)
B and C
d)
C and D
23.
Most plants appear green because chlorophyll
a)
absorbs green light.
b)
absorbs violet light.
c)
does not absorb green light.
d)
does not absorb violet light.
24.
What are the bubbles rising in the test tube?
a)
nitrogen gas
b)
carbon dioxide gas
c)
glucose
d)
oxygen gas
25.
Which conclusion best matches the trends shown on the graph?
a)
Bean plants produce more ATP than corn plants.
b)
Corn plants require more oxygen than bean plants.
c)
Corn plants release more carbon dioxide than bean plants.
d)
Corn plants produce sugars at a faster rate than bean plants.
26.
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.
27.
Light-absorbing molecule
a)
pigment
b)
stroma
c)
thylakoid
d)
chlorophyll
28.
principal pigment of plants and other photosynthetic organisms
a)
chlorophyll
b)
pigment
c)
thaylakoid
d)
stroma
29.
saclike photosynthetic membranes found in chloroplasts
a)
thylakoid
b)
stroma
c)
chlorophyll
d)
pigment
30.
fluid portion of the chloroplast; outside of the thylakoids
a)
stroma
b)
pigment
c)
chlorophyll
d)
NADP+
31.
(uncharged) carrier molecule that transfers high-energy electrons from chlorophyll to other molecules
a)
NADP+
b)
ATP
c)
ADP
d)
NADPH
32.
set of reactions in photosynthesis that use energy from light to produce ATP and NADPH
a)
light-dependent reactions
b)
light-independent reactions
33.
set of reactions in photosynthesis that do not require light; energy from ATP and NADPH is used to build high-energy compounds such as sugar; also called the Calvin cycle.
a)
light-independent reactions
b)
light-dependent reactions
34.
Chlorophyll molecules are located in the
a)
thylakoid membranes
b)
stroma
c)
outer membrane of the chloroplasts
d)
inner membrane of the chloroplasts
35.
What would likely be the result of covering a healthy, green leaf with aluminum foil?
a)
the leaf would remain green because it would continue to preform photosynthesis
b)
the leaf would fall off due to lack of oxygen
c)
the leaf would lose its green color due to the breakdown of chlorophyll in the leaf
d)
the rest of the plant would die due to lack of nutrients
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