Transcript SEMESTER I EXAM

SEMESTER I EXAM
REVIEW B 2010
ATP has how many phosphates?
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A. one
B. two
C. three
D. four
• ANSWER: three
What is the equation for
photosynthesis?
• CO2 + H2O
• C6H12O6 + 6O2
• ANSWER: CO2 + H2O
C6H12O6 + 6O2
CO2 + H2O
C6H12O6 + 6O2
Label the parts of the chloroplast:
Label the parts of the chloroplast:
Which pigment is most useful in a
plant to capture sunlight for
photosynthesis?
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A. carotenoids
B. xanthophylls
C. phycobillins
D. chlorophylls
• ANSWER: D
Identify the parts of the leaf crosssection:
Identify the parts of the leaf crosssection:
Chlorophyll a reflects what colors
the most?
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A. blue and green
B. green and yellow
C. red and orange
D. blue and red
• ANSWER: B
What is the source of oxygen that
plants give off?
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A. splitting of carbon dioxide
B. splitting of water
C. reaction of sugar and water
D. reaction of carbon dioxide and nitrogen
• ANSWER: B
What two high-energy molecules
are made in the LDR to run the
LIR?
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A. ATP and NADPH
B. NADPH and NAD+
C. NADH and FADH2
D. ATP and ADP
• ANSWER: A
What happens to an e- when
chlorophyll absorbs a photon?
• A. electron moves down ATP synthase
• B. electron falls to a lower energy level
• C. electron gets excited and jumps to a
higher level
• D. electron breaks down
• ANSWER: C
Which process produces oxygen
bubbles?
• A. LIR
• B. LDR
C. Krebs cycle
• D. fermentation
• ANSWER: B from splitting of water
Which process produces carbon
dioxide bubbles and ethanol?
• A. LIR
• B. LDR
C. Krebs cycle
• D. fermentation
• ANSWER: D
Which are autotrophs?
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Elodea
Amoeba
Human
Gerbil
tree
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Yes
No
No
No
yes
What is another name for the LIR?
• Krebs Cycle
• Calvin Cycle
• Spin Cycle
• ANSWER: Calvin Cycle
How many turns of the Calvin cycle
are needed to make one glucose
molecule?
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A. one
B. three
C. four
D. six
• ANSWER: six
Where do these processes take
place?
• LIR
• Stroma of chloroplast
• LDR
• Thylakoids chloroplasts
• Matrix of chloroplast
• Krebs cycle
• ETC/Chemiosmosis
• Fermentation
• Inner membrane of
mitochondrion
• cytoplasm
Match LIR or LDR:
• Use sunlight
• LDR
• Assemble glucose
• LIR
• Take in CO2 to make
PGAL
• LIR
• Make ATP and
NADPH
• LDR
Which is the high level form?
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NAD+ or NADH
NADH
ATP or ATP
ATP
NADPH or NADP+
NADPH
FAD or FADH2
FADH2
What happens to an electron when
chlorophyll absorbs a photon?
• A. electron drops down a level
• B. electron gets excited to a higher
level
• C. electron breaks apart
• D. electron moves to ATP synthase
• ANSWER: B
Where are the bronchi?
A
B
C
D
E
Where are the bronchi? D
A
B
C
D
E
Where are the alveoli?
A
B
C
D
E
Where are the alveoli? E
A
B
C
D
E
250 calories = ____ Calories
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A. 250
B. 2,500
C. 250,000
D. 0.250
• ANSWER: D
What is the equation for cellular
respiration?
• CO2 + H2O
• C6H12O6 + 6O2
C6H12O6 + 6O2
CO2 + H2O
• ANSWER: C6H12O6 + 6O2
CO2 + H2O
How does the equation for cellular
respiration compare to the one for
photosynthesis?
• CO2 + H2O
• C6H12O6 + 6O2
C6H12O6 + 6O2
CO2 + H2O
• ANSWER: Products of one are the
reactants of the other.
Which is true of glycolysis?
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A. breaks glucose into 2 pyruvic acid
B. requires oxygen
C. occurs in the cytoplasm
D. occurs in the matrix
• ANSWER: A and C
How many ATP do each net?
• Glycolysis
• 2
• Krebs Cycle
• 2
• ETC/chemiosmosis
• 34
What electron carriers are in each
process?
• Glycolysis
• FADH
• Krebs cycle
• FADH and NADH2
What process regenerates NADH
back to NAD+?
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A. Krebs cycle
B. ETC
C. fermentation
D. glycolysis
• ANSWER: C
Identify as “A” aerobic or
“AN” anaerobic
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Without oxygen
AN
With oxygen
A
Fermentation
AN
Krebs cycle
A
What two products form from yeast
and glucose fermentation?
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A. oxygen and ethanol
B. carbon dioxide and ethanol
C. carbon dioxide and glucose
D. oxygen and glucose
• ANSWER: B.
What product(s) form from muscle
anaerobic fermentation?
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A. oxygen and ethanol
B. carbon dioxide and ethanol
C. lactic acid
D. lactic acid and glucose
• ANSWER: C
Is cellular respiration aerobic or
anaerobic?
•AEROBIC
What is another name for the
Krebs cycle?
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A. citric acid cycle
B. Calvin cycle
C. spin cycle
D. cell cycle
• ANSWER: A
Which is not made at the end of the
Krebs cycle?
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A. FADH2
B. NADH
C. ATP
D. water
• ANSWER: D water is made in
ETC/chemiosmosis
Where do the e- come from that
are in the ETC?
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A. ATP
B. electron carriers FADH2 and NADH
C. water
D. carbon dioxide
• ANSWER: B.
What is the enzyme structure that
H+ ions pass through to make ATP
in the inner membrane?
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A. matrix
B. lactase
C. ATP synthase
D. intermembrane space
• ANSWER: C
How many total ATP’s from each?
• Glycolysis
• 2
• Krebs cycle
• 2
• ETC/chemiosmosis
• 34
• TOTAL
• 38