WorksheetsAP Bio Cellular Respiration and Photosynthesis
Total questions: 31
Worksheet time: 20mins
Name
Class
Date
1.
Where does glycolysis occur?
a)
Inner mitochondrial membrane
b)
Mitochondrial Matrix
c)
Cytosol
d)
At a ribosome
2.
NADH is a ______ form of NAD+.
a)
Reduced
b)
Oxidized
c)
Catabolized
d)
Hydrolized
3.
What enzyme in the ETC is responsible for generating the ATP molecules?
a)
ATPase
b)
ATP synthase
c)
Hexokinase
d)
none of the above
4.
Where does ETC occur?
a)
Mitochondrial matrix
b)
Outer mitochondrial membrane
c)
Inner mitochondrial membrane
d)
Cytosol
5.
after strenuous exercise, a muscle cell would contain decreased amounts of ______ and increased amounts of ______ ____
a)
glucose ATP
b)
ATP glucose
c)
oxygen lactic acid
d)
lactic acid ATP
6.
What are the reactants in the equation for cellular respiration?
a)
oxygen and lactic acid
b)
carbon dioxide and water
c)
glucose and oxygen
d)
water and glucose
7.
What determines the fate of pyruvate?
a)
carbon dioxide
b)
oxygen
c)
ATP
d)
water
8.
The ATP's of glycolysis are produced through
a)
chemiosmosis
b)
substrate-level phosphorylation
9.
What is the main purpose of the Krebs cycle?
a)
to produce ATP
b)
to produce electron donators
c)
to produce water
d)
to produce carbon dioxide
10.
The final electron acceptor of aerobic respiration is
a)
oxygen
b)
water
c)
carbon dioxide
d)
NAD+
11.
Which molecules are made during the Krebs Cycle to power the electron transport chain?
a)
ATP and CO2
b)
ATP and NADH
c)
NADH and FADH2
d)
ADP, NAD+ and FAD+
12.
Which of the following are products of the light reactions of photosynthesis that are utilized in the Calvin Cycle?
a)
CO2 and glucose
b)
ATP and NADPH
c)
ADP, P and NADP+
d)
H2Oand O2
13.
Where does the Calvin cycle take place?
a)
Stroma
b)
thylakoid
c)
thylakoid space
d)
matrix
14.
When oxygen is released as a result of photosynthesis, it is a direct by-product of____
a)
reducing NADP+
b)
splitting water molecules
c)
chemiosmosis
d)
electron transfer in photosystem 1
15.
In what respect are the photosynthetic adaptations of C4 plants and CAM plants similar?
a)
an enzyme other than Rubisco carries out the first step in carbon fixation
b)
both types of plants make most of their sugar in the dark
c)
both types of plants make their sugar without the Calvin cycle
d)
Stomata normally close during the day
16.
The color of light least effective in driving photosynthesis is _________
a)
blue
b)
red
c)
orange
d)
green
17.
In the Calvin Cycle, ATP provides energy. What does NADPH provide?
a)
It provides protons
b)
It provides hydrogen
c)
It provides energy
d)
It provides electrons
18.
Which reactions in photosynthesis produces glucose?
a)
The Calvin cycle reactions
b)
The light reactions
c)
Glycolysis
d)
ATP hydrolysis
19.
Where does glycolysis occur?
a)
Inner mitochondrial membrane
b)
Mitochondrial Matrix
c)
Cytosol
d)
At a ribosome
20.
How many ATP are gained (net) through glycolysis?
a)
0
b)
2
c)
4
d)
30-38
21.
site of ATP synthase
a)
1
b)
2
c)
3
d)
4
22.
site of the krebs cycle
a)
1
b)
2
c)
3
d)
4
23.
Where do the light-dependent reactions occur?
a)
thylakoid membrane
b)
stroma
c)
mesophyll
d)
mitochondria
24.
The enzyme responsible for Carbon Fixation in C3 Photosynthesis is
a)
RuBisCo
b)
PEP Carboxylase
c)
Hexokinase
d)
Pyruvate DeHydrogenase
25.
Carbon fixation in CAM plants occurs during the:
a)
Day
b)
Night
26.
Which of the following molecules is not needed for the Calvin Cycle?
a)
CO2
b)
ATP
c)
NADPH
d)
H2O
27.
Where does the carbon come from that is used to form glucose?
a)
The soil
b)
CO2 in the air
c)
From other carbohydrates
d)
Calvin Cycle
28.
Where does carbon dioxide enter plants
a)
The leaves
b)
Stomata
c)
Roots
d)
Stem
29.
Where does a plant absorb the water that it uses during photosynthesis?
a)
Leaves
b)
Stem
c)
Roots
d)
Petals
30.
a)
Grana
b)
Thylakoid
c)
Stroma
d)
Jelly Filling
31.
a)
Thylakoid Membrane
b)
Thylakoid Space
c)
Stroma
d)
Candy Coating
100 %
