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WorksheetsCellular Energy
Total questions: 40
Worksheet time: 26mins
Name
Class
Date
1.
What is the ultimate source of energy for life on Earth?
a)
glucose
b)
sunlight
c)
ATP
d)
H2O
2.
If your body runs out of oxygen, it will begin to perform ______.
a)
alcohol fermentation
b)
photosynthesis
c)
cellular respiratio
d)
lactic acid fermentation
3.
What type(s) of cells perform cellular respiration?
a)
all cells
b)
animals
c)
plants
d)
bacteria
4.
What substance produced by alcoholic fermentation makes bread rise?
a)
lactic acid
b)
oxygen
c)
alcoho
d)
carbon dioxide
5.
During which portion of photosynthesis is carbon dioxide absorbed?
a)
light-dependent
b)
light- independent
c)
Krebs Cycle
d)
ETC
6.
Which molecule is broken down by glycolysis?
a)
citric acid
b)
oxygen
c)
ADP
d)
glucose
7.
What is the product of glycolysis?
a)
Pyruvic Acid
b)
Citric Acid
c)
glucose
d)
ADP
8.
What does the light-independent reaction use for energy?
a)
glucose
b)
water
c)
ATP s
d)
sunlight
9.
Which of the following best represents the waste products of cellular respiration?
a)
carbon dioxide and water
b)
carbon dioxide
c)
water
d)
carbon dioxide and oxygen
10.
What is produced during the light- dependent reaction?
a)
glucose
b)
oxygen
c)
water
d)
CO2
11.
What are the products of the light-dependent reaction?
a)
ATP
b)
oxygen
c)
Hydrogen
d)
all of these
12.
Which of the following is NOT a stage of cellular respiration?
a)
glycolysis
b)
Krebs Cycle
c)
fermentation
d)
ETC
13.
During which portion of photosynthesis is glucose created?
a)
light-dependent
b)
light-independent
c)
glycolysis
d)
fermentation
14.
How many ATP molecules are created by fermentation?
a)
0
b)
2
c)
12
d)
36
15.
During which step of cellular respiration is the majority of the ATP created?
a)
fermentatio
b)
glycolysis
c)
Krebs Cycle
d)
ETC
16.
What are the reactants for cellular respiration?
a)
oxygen and lactic acid
b)
water and glucose
c)
carbon dioxide and water
d)
glucose and oxygen
17.
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
18.
Photosynthesis involves the transformation of light energy into
a)
kinetic energy
b)
chemical energy
c)
mechanical energy
d)
hydroelectric energy
19.
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
20.
What does a food web represent?
a)
All connections of energy flow throughout all organisms in a habitat.
b)
The specific ways that mutualism is carried out.
c)
A single pathway or energy flow between organisms.
d)
How carnivores get their food.
21.
The rabbit in this food web would be considered a:
a)
Decomposer
b)
Producer
c)
Secondary Consumer
d)
Primary Consumer
22.
In Australia the farmers had a problem with beetles eating the sugar cane. So they introduced the cane toad to control that population. Instead of eating the beetles, they ate the source of food and other organisms. What would be a possible consequence of this?
a)
The other organisms attacks the toad population
b)
The ecosystem would be destroyed
c)
The cane toads would get too much food and die
d)
The food web was changed by this one organism
23.
Lactic acid fermentation occurs in your muscles after a workout because your cells are struggling to get...
a)
Glucose
b)
Sunlight
c)
Oxygen
d)
Water
24.
Fermentation is cellular respiration without which molecule?
a)
CO2
b)
O2
c)
C6H12O6
25.
When respiration occurs with oxygen, it is called _______
a)
anaerobic
b)
aerobic
c)
light-dependent
d)
fermentation
26.
If your body runs out of oxygen, it will begin to perform ______.
a)
alcohol fermentation
b)
photosynthesis
c)
cellular respiration
d)
lactic acid fermentation
27.
Because fermentation takes place in the absence of oxygen, it is said to be
a)
aerobic
b)
anaerobic
c)
cyclic
d)
oxygen-rich
28.
The process carried out by yeast that causes bread to rise is
a)
alcoholic fermentation
b)
lactic acid fermentation
c)
cellular respiration
d)
yeast mitosis
29.
Where is lactic acid produced?
a)
in muscles
b)
in bread
c)
in plants
d)
in cheese
30.
Which process produces CO2 as a waste product?
a)
Lactic Acid Fermentation
b)
Ethanol (Alcoholic) Fermentation
31.
Bread is a product of fermentation that contains bubbles. These bubbles come from:
a)
Carbon Dioxide
b)
Lactic Acid
c)
Oxygen
d)
Water
32.
Fermentation is:
a)
Cellular Respiration
b)
Photosynthesis
c)
Aerobic
d)
Anaerobic
33.
What part of the food chain is missing?
a)
Producer
b)
Consumer
c)
Decomposer
d)
Heterotroph
34.
Energy availability increases as you move up the food pyramid (from bottom to top).
a)
True
b)
False
35.
Water molecules from letter B are going into the thylakoids to take part in which process?
a)
Calvin Cycle
b)
Light Dependent Reactions
c)
Kreb's Cycle
d)
Light-Independent Reactions
36.
Which structures shown in the figure make up an ATP molecule?
a)
A and B
b)
A, B, C, and D
c)
A, B, and C
d)
C and D
37.
What are the product(s) of the Light dependent reactions?
a)
Glucose
b)
Carbon Dioxide
c)
Oxygen
d)
All of these
38.
All of the following are parts of an ADP molecule EXCEPT
a)
structure A
b)
Structure B
c)
Structure C
d)
Structure D
39.
When respiration occurs with oxygen, it is called _______
a)
anaerobic
b)
aerobic
c)
light-dependent
d)
fermentation
40.
Where does the Krebs' Cycle occur?
a)
mitochondria
b)
cell membrane
c)
chloroplast
d)
cytoplasm
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