NEW
Font size
S
M
L
XL
WorksheetsMills: Ch. 8 Photosynthesis
Total questions: 59
Worksheet time: 59mins
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)
calvin cycle
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)
Grana
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 chemical equation, the highlight red is called the ______.
In this chemical equation, the highlight red is called the ______.
a)
product
b)
reactant
c)
yields
d)
production
11.
6CO2 + 6H20 + light energy -> C6H12O6 + 6O2
In this chemical equation, the highlight red is called the ______.
In this chemical equation, the highlight red is called the ______.
a)
product
b)
reactant
c)
yields
d)
production
12.
The flat sac (disk) in a chloroplast where the light-dependent reaction 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.
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
18.
What is the ultimate source of energy for life on Earth?
a)
glucose
b)
sunlight
c)
ATP
d)
H2O
19.
Where do the light-dependent reactions occur?
a)
thylakoids (grana)
b)
stroma
c)
mesophyll
d)
mitochondria
20.
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
21.
Which of the following is NOT a product of the light reactions?
a)
ATP
b)
NADPH
c)
Oxygen
d)
Glucose
22.
Where in the plant cell does photosynthesis take place?
a)
In the stroma
b)
In the chloroplast
c)
In the mitochondria
d)
In the cell wall
23.
What molecule absorbs sunlight for photosynthesis?
a)
chloroplast
b)
thylakoid
c)
grana
d)
chlorophyll
24.
Where does a light-dependent reaction take place?
a)
grana
b)
stroma
c)
mitochondria
d)
lamellae
25.
Where does a light-independent reaction take place?
a)
thylakoid membrane
b)
stroma
c)
grana
d)
lamellae
26.
How many membranes do chloroplast have?
a)
1
b)
2
c)
3
d)
4
27.
Grana are connected to each other by structures called _____.
a)
lamellae
b)
stroma
c)
thylakoid
d)
granum
28.
The fluid-like material that surrounds the grana is called ____
a)
lamellae
b)
granum
c)
thylakoid
d)
stroma
29.
What is the green pigment that absorbs light called?
a)
chloroplast
b)
photosystem
c)
chlorophyll
d)
photosynthesis
30.
A substance that absorbs some colors of light and reflects others:
a)
chlorophyll
b)
pigment
c)
thylakoid
d)
Calvin cycle
31.
Which must be present for the final stage of photosynthesis to occur?
a)
carbon dioxide
b)
chlorophyll
c)
carbohydrates
d)
oxygen
32.
The rate of photosynthesis decreases as the
a)
oxygen concentration decreases
b)
carbon dioxide concentration decreases
c)
light intensity increases
d)
temperature becomes moderately warm
33.
Which of these substances is an end product of photosynthesis?
a)
carbon dioxide
b)
chlorophyll
c)
carotenoids
d)
carbohydrates
34.
During this process, energy from another reaction is used to build sugar molecules from carbon dioxide.
a)
light- dependent reaction
b)
Calvin Cycle
c)
Krebs cycle
d)
photosynthesis
35.
During this process, chlorophyll absorbs energy from sunlight and water molecules are broken down. Energy is transferred to molecules (such as ATP) and oxygen is released as a waste product.
a)
light- dependent reaction
b)
light- independent reaction
c)
Calvin cycle
d)
Photosynthesis
36.
Which of the following is not a factor that affects the rate of photosynthesis?
a)
light intensity
b)
carbon dioxide concentration
c)
temperature
d)
nitrogen concentration
37.
If you are not an autotroph, then you
a)
use energy from the sun
b)
can live without any form of energy
c)
obtain energy from inorganic molecules
d)
must eat other organisms to survive
38.
Which of the following carry out photosynthesis
a)
elephants
b)
trees
c)
humans
d)
ducks
39.
What do all cells use for energy?
a)
Carbs
b)
Protein
c)
Fat
d)
ATP
40.
How is energy released from ATP?
a)
adding a phosphate
b)
making a new bond
c)
removing the 3rd phosphate
d)
adding a protein
41.
Which contains the most energy?
a)
ATP
b)
ADP
c)
AMP
42.
Autotroph or heterotroph?
a)
Autotroph
b)
Heterotroph
43.
Autotroph or Heterotroph?
a)
Autotroph
b)
Heterotroph
44.
Autotroph or heterotroph?
a)
Autotroph
b)
Heterotroph
45.
What does the light-independent reaction use for energy?
a)
glucose
b)
water
c)
ATP s
d)
sunlight
46.
During which portion of photosynthesis is glucose created?
a)
light-dependent
b)
light-independent
c)
glycolysis
d)
fermentation
47.
Energy is released from ATP when
a)
a phosphate group is added
b)
a phosphate group is removed
c)
adenine binds to ribose
d)
ATP is exposed to sun
48.
What does the "TP" in ATP stand for?
a)
2 phosphates
b)
tri (3) phosphates
c)
Two proteins
d)
tri (3) proteins
49.
Which process releases energy?
a)
making a bond (adding a phosphate)
b)
breaking a bond (removing a phosphate)
50.
This molecule:
a)
This molecule has used its energy and needs to be charged up
b)
This molecule is all charged up and its energy is ready to be used in the cell
c)
This molecule is ready to be broken down into ATP
d)
This molecule is ADP
51.
This molecule:
a)
This is a molecule of ATP
b)
This is a molecule of ADP
c)
This molecule is a Glucose
d)
This molecule is an amino acid
52.
All living things use ATP as their energy providing molecule.
a)
TRUE
b)
FALSE
53.
ATP
a)
adenine+ribose+3phosphate groups
b)
adenosine+ribose+3phosphate groups
c)
adenine+ribose+2phosphate groups
d)
adenine+energy+3phosphate groups
54.
ADP
a)
Adenosine triphosphate
b)
Adenosine Diphosphate
c)
adenine diphosphate
d)
adenosine biphosphate
55.
Which of the following is NOT a part of an ATP molecule?
a)
adenine
b)
bicarbonate
c)
phosphate
d)
ribose sugar
56.
How is ADP different from ATP?
a)
ADP has one more phosphate group and can store more energy.
b)
ADP has one less phosphate group and can store more energy
c)
ADP has one more phosphate group and stores less energy.
d)
ADP has one less phosphate group and stores less energy.
57.
Where is energy stored in ATP?
a)
in adenine
b)
in ribose
c)
in the bonds between the phosphates
58.
What is this?
a)
This is a molecule of ATP
b)
This is a molecule of ADP
c)
This is a molecule of AMP
d)
This is a molecule of glucose
59.
Using carbon dioxide and water to create glucose and oxygen is
a)
photosynthesis
b)
respiration
c)
diffusion
d)
osmosis
Reset
