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WorksheetsBioenergetics (Unit 2) Review
Total questions: 50
Worksheet time: 1hrs 8mins
Name
Class
Date
1.
When is the Unit 2 Bioenergetics test?
a)
Monday
b)
Friday (tomorrow)
c)
Saturday
d)
Wednesday
2.
In which eukaryotic organelles does photosynthesis occur?
a)
mitochondria
b)
stomata
c)
xylem
d)
chloroplast
3.
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
4.
The reactants (left side of the arrow) of photosynthesis are
a)
sugar and water.
b)
sugar and oxygen.
c)
carbon dioxide and water.
d)
carbon dioxide and oxygen.
5.
What are the products of photosynthesis?
a)
Carbon dioxide and water
b)
Carbon dioxide and oxygen
c)
Glucose and oxygen
d)
Glucose and water
6.
Autotroph or heterotroph?
a)
Autotroph
b)
Heterotroph
7.
Autotroph or heterotroph?
a)
Autotroph
b)
Heterotroph
8.
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
9.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
carbon dioxide
10.
An autotroph is an organism that can ?
a)
make its own food.
b)
grow its own food
c)
kill and eat other organisms.
d)
play ball with you.
11.
What reactants (left side of the arrow) are there in cellular respiration?
a)
Water and Glucose
b)
Oxygen and Glucose
c)
Carbon Dioxide and Water
d)
Sunlight and water
12.
What are the products (right side of the arrow) of cellular respiration?
a)
Energy (ATP), Water, and Carbon DIoxide.
b)
Water and Oxygen
c)
Oxygen and Carbon Dioxide
d)
Water and Energy (ATP)
13.
Where does cellular respiration take place in the cell?
a)
Cell Membrane
b)
Nucleus
c)
Mitochondria
d)
Vacuole
14.
Another name for sugar is
a)
ATP
b)
Cellular
c)
Glucose
d)
Light
15.
The overall equation for cellular respiration is:
a)
C6H12O6 + energy -> 6CO2 + 6H2O + energy
b)
CH2O + O2 -> CO2 + 6H2O + energy
c)
C6H12O6 + 6O2 -> 6CO2 + 6H2O + energy
d)
C6H12O6 + 6CO2 -> 6O2 + 6H2O + energy
16.
Changing which conditions would cause the greatest decrease in photosynthesis rate?
a)
increase CO2 and O2
b)
decrease CO2 and O2
c)
decrease H20 AND CO2
d)
decrease H20 and O2
17.
Identify which metabolic pathway supplies most of the energy for a person doing 20 pushups in 10 seconds?
a)
aerobic respiration
b)
anaerobic respiration
c)
combustion
d)
fermentation
18.
Identify which molecule can remove electrons from the bottom of the mitochondrial ETC during aerobic respiration?
a)
CO2
b)
O2
c)
ATP
d)
NADH
19.
Identify which is NOT true for aerobic respiration?
a)
requires glycolysis
b)
requires a mitochondria
c)
generates lactic acid in muscle cells
d)
requires glucose
20.
high-energy molecule that contains, within its bonds, energy that cells can use.
a)
Adenosine Triphosphate
b)
Adenosine diphosphate
c)
Deoxyribonucleic acid
d)
Ribonucleic acid
21.
process by which light energy, Carbon Dioxide, and water are converted to sugar(chemical energy) and oxygen
a)
Fermentation
b)
Cellular Respiration
c)
Photosynthesis
d)
Aerobic Respiration
22.
Adenosine diphosphate
a)
low-energy molecule that can be convert to high-energy with the addition of a phosphate
b)
light absorbing pigment molecule in photosynthetic organisms
c)
high-energy molecule that contains, within its bonds, energy that cells can use.
d)
an energy-requiring chemical reaction, which yields products with more potential energy than the reactants.
23.
Which plant cell organelle uses light energy to produce sugar?
a)
mitochondria
b)
chloroplasts
c)
cell membrane
24.
What is the product P?
a)
Glucose
b)
Energy
c)
hydrogen
d)
nitrogen
25.
What reactant is missing in order for photosynthesis to occur
a)
water
b)
oxygen
c)
chlorophyll
d)
radiant energ
26.
Why is CO2 higher at 8am?
a)
the plants weren't hungry
b)
the sun wasn't out and they couldn't preform photosynthesis
c)
There wasn't enough plants
27.
Which of the following is the correct energy conversion?
a)
Chemical Energy to Light Energy to Cellular Energy
b)
Light Energy to Chemical Energy to Cellular Energy
c)
Cellular Energy to Light Energy to Chemical Energy
d)
Light Energy to Cellular Energy to Chemical Energy
28.
Plants cannot release energy from glucose using glycolysis
a)
TRUE
b)
FALSE
29.
After electrons are bounced through the Electron Transport Chain in Cellular Respiration, they are transferred to
a)
Electron carriers
b)
ATP
c)
Oxygen to make water
d)
glucose
30.
Which two colors are best ABSORBED by plants?
a)
green and orange
b)
red and green
c)
red and blue
31.
Photosynthesis and Cellular Respiration both:
a)
occur in animal and plant cells
b)
include reactions that convert energy
c)
convert light energy into chemical energy
d)
require the absorption of sunlight
32.
What molecule is used as an energy source?
a)
ATP
b)
ADP
c)
Amylase
d)
Catalase
33.
What are the three types of an ATP molecule?
a)
Adenine, thylakoids, stroma
b)
Stroma, grana, chlorophyll
c)
Adenine, ribose, phosphate groups
d)
NADH, NADPH, FADH
34.
Energy is released from ATP when
a)
A phosphate group is added
b)
Adenine bonds to ribose
c)
ATP is exposed to sunlight
d)
A phosphate group is removed
35.
Photosynthesis uses sunlight to convert water and carbon dioxide into
a)
oxygen only
b)
high-energy sugars only
c)
carbon dioxide
d)
oxygen and high-energy sugars
36.
What organelle would you expect to be abundant in a leaf?
a)
Vacuole
b)
Golgi Apparatus
c)
Chloroplast
d)
Mitochondria
37.
Which is the correct sequence of aerobic respiration?
a)
Glycolysis --> Fermentation ---> Krebs Cycle
b)
Krebs Cycle --> ETC--> Glycolysis
c)
Glycolysis --> Krebs Cycle ---> ETC
d)
Krebs Cycle ---> Glycolysis ---> ETC
38.
A student is collecting gas that a plant is giving off in sunlight. The gas that is being collected is probably
a)
Oxygen
b)
Carbon Dioxide
c)
ATP
d)
Vaporized Water
39.
Many plants contain pigments other than chlorophyll. The purpose of this is to
a)
look nice
b)
produce other energy compounds
c)
absorb light at different wavelengths
d)
absorb more carbon dioxide
40.
What would you expect to happen to plants at a temperature of 114 degrees?
a)
They have a very high rate of photosynthesis
b)
They have a reduced rate of photosynthesis
c)
They have a higher rate of photosynthesis if the temp continues to increase
d)
They have an ideal rate of photosynthesis if water is not available
41.
How many ATP molecules are produced from the breakdown of one molecule of glucose?
a)
2
b)
4
c)
18
d)
36
42.
What molecules diffuse through the membrane without the use of energy and are reactants of photosynthesis?
a)
water and carbon dioxide
b)
glucose and oxygen
c)
water and oxygen
d)
glucose and carbon dioxide
43.
What is the open space in the chloroplast called?
a)
Stroma
b)
Grana
c)
Thylakoid
d)
Vein
44.
What is absorbed by the grana (stacks of thylakoids) in the chloroplast?
a)
sugars
b)
light
c)
carbon dioxide
d)
oxygen
45.
Lactic acidic fermentation occurs in
a)
bread dough
b)
any environment containing oxygen
c)
muscle cells
d)
mitochondria
46.
Alcoholic fermentation occurs during
a)
baking bread
b)
making oxygen
c)
exercise
d)
mitochondrial processes
47.
The function of cellular respiration is to
a)
store energy
b)
release energy
c)
produce carbohydrates
d)
produce proteins
48.
Which of the following represents the processes necessary to make the energy stored in food available for muscle activity.
a)
diffusion --> synthesis --> active transport
b)
digestion --> diffusion --> cellular respiration
c)
digestion --> excretion --> photosynthesis
d)
synthesis --> active transport --> excretion
49.
Which of the following is needed to begin the process of photosynthesis?
a)
ATP
b)
NADP
c)
Pyruvate (Pyruvic Acid)
d)
Carbon Dioxide
50.
Why does your body make more ATP when you are exercising than when you are resting?
a)
More oxygen (thus more ATP) is required for the muscles to do their job during exercise (causing more carbon dioxide to be exhaled)
b)
Less oxygen (thus less ATP) is required for the muscles to do their job during exercise (causing less carbon dioxide to be exhaled)
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