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WorksheetsCellular Respiration and Photosynthesis
Total questions: 28
Worksheet time: 18mins
Name
Class
Date
1.
What is one of the reactants of cellular respiration?
a)
energy
b)
glucose
c)
carbon dioxide
d)
water
2.
______________ produces the most ATP.
a)
photosnthesis
b)
aerobic respiration
c)
anaerobic respiration
d)
glycolysis
3.
What type of respiration requires oxygen?
a)
Aerobic
b)
Anaerobic
4.
What is the correct equation for cellular respiration?
a)
6O2 + C6H12O6 -> 6CO2 + 6H2O + Energy
b)
6O2 + C6H12O6 + Energy -> 6CO2 + 6H2O
c)
6CO2 + 6H2O -> 6O2 + C6H12O6 + Energy
d)
6CO2 + 6H2O + Energy -> 6O2 + C6H12O6
5.
Where does the Krebs Cycle take place?
a)
mitochondria
b)
chloroplast
c)
cytoplasm
d)
nucleus
6.
Cellular Respiration's goal is to
a)
make water
b)
make ATP
c)
make glucose
d)
make oxygen
7.
What is cellular respiration?
a)
the breakdown of glucose to release ATP
b)
the breakdown of glucose to release NADH
c)
the breakdown of glucose to release FADH
d)
the breakdown of glucose to release carbon
8.
Which molecule isn't an energy carrier?
a)
FADH2
b)
NADH
c)
oxygen
d)
ATP
9.
Glycolysis results in a net gain of how many ATP?
a)
0
b)
2
c)
4
d)
1
10.
The energy in ATP is stored
a)
in the bond between the second and third phosphate
b)
in the bond between the first and second phosphate
c)
in the bond between the adenosine and the first phosphate
d)
I like turtles
11.
The energy carrier that the cell uses to power its day to day activities is
a)
ATP
b)
NADH
c)
FADH2
d)
glucose
12.
What is the name of the 1st step of cellular respiration?
a)
Glycolysis
b)
Kreb's Cycle
c)
ETC
d)
Anaerobic respiration
13.
Where does glycolysis take place?
a)
Cytoplasm
b)
Stroma
c)
Thylakoid
d)
Mitochondria
14.
What is the role of oxygen in cellular respiration?
a)
it accepts the electrons that came off of the ETC
b)
Oxygen donates electrons
c)
Oxygen is not necessary
d)
Oxygen causes lactic acid fermentation
15.
Which kingdoms do cellular respiration?
a)
animals only
b)
plants only
c)
all kingdoms do cellular respiration
d)
bacteria only
16.
What is released in the Kreb's Cycle?
a)
Oxygen
b)
CO2 only
c)
CO2 and NADH and FADH2
d)
Water
17.
Which of the following is the correct equation for PHOTOSYNTHESIS?
a)
CO2 + light + H2O --> O2 + Sugar
b)
CO2 + sugar + H2O --> O2 + light
c)
O2 + light + H2O --> CO2 + Sugar
d)
CO2 + O2 + H2O --> Light+ Sugar
18.
What process occurs when light energy is captured in autotrophs and converted into sugar?
a)
Photosynthesis
b)
Cellular Respiration
19.
The light independent reactions of photosynthesis happen where?
a)
stroma of chloroplast
b)
mitochondrial matrix
c)
stem
d)
thylakoid membrane
20.
Use the diagram to answer the question. Which molecule is an electron carrier?
a)
H2O
b)
carbon dioxide
c)
NADP+
d)
oxygen
21.
What is the function of NADPH and ATP?
a)
They absorb light
b)
They power the light-dependent reactions
c)
They are light-reflecting pigments
d)
They are short term energy carriers
22.
#4 is pointing to an individual "pancake" in this stack. What is this called?
a)
Stroma
b)
Thylakoid
c)
Granum
d)
Stomata
23.
#3 is pointing to the space outside the stacks in this chloroplast. What is this area called?
a)
Thylakoid space
b)
Thylakoid
c)
Stroma
d)
Stomata
24.
What is the ultimate ORIGINAL source of energy for living things
a)
Sugar
b)
Sun
c)
Moon
d)
Carbon Dioxide
25.
Which gas is removed from the atmosphere during photosynthesis?
a)
hydrogen
b)
oxygen
c)
nitrogen
d)
carbon dioxide
26.
Plants need ________ for photosynthesis
a)
oxygen
b)
soil
c)
carbon dioxide
d)
sugar
27.
Which organelle in the plant cell performs photosynthesis?
a)
Chloroplast
b)
Mitochondria
c)
Nucleus
d)
Cytoplasm
28.
What does water split into?
a)
2 protons (H+)
b)
2 high energy electrons
c)
2 photons
d)
oxygen
e)
Carbon dioxide
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