SEMESTER I EXAM

REVIEW B 2010

ATP has how many phosphates?

• A. one

• B. two

• C. three

• D. four

• ANSWER: three

What is the equation for photosynthesis?

• CO2 + H2O C6H12O6 + 6O2

• C6H12O6 + 6O2 CO2 + H2O

• ANSWER: 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?

• A. carotenoids

• B. xanthophylls

• C. phycobillins

• D. chlorophylls

• ANSWER: D

Identify the parts of the leaf cross-section:

Identify the parts of the leaf cross-section:

Chlorophyll a reflects what colors the most?

• 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?

• 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?• 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. LDRC. Krebs cycle

• D. fermentation

• ANSWER: B from splitting of water

Which process produces carbon dioxide bubbles and ethanol?

• A. LIR

• B. LDRC. Krebs cycle

• D. fermentation

• ANSWER: D

Which are autotrophs?

• Elodea

• Amoeba

• Human

• Gerbil

• tree

• 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?

• A. one

• B. three

• C. four

• D. six

• ANSWER: six

Where do these processes take place?

• LIR

• LDR

• Krebs cycle

• ETC/Chemiosmosis

• Fermentation

• Stroma of chloroplast

• Thylakoids - chloroplasts

• Matrix of chloroplast

• Inner membrane of mitochondrion

• cytoplasm

Match LIR or LDR:

• Use sunlight

• Assemble glucose

• Take in CO2 to make PGAL

• Make ATP and NADPH

• LDR

• LIR

• LIR

• LDR

Which is the high level form?

• 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?

BA

C

D

E

Where are the bronchi? D

BA

C

D

E

Where are the alveoli?

BA

C

D

E

Where are the alveoli? E

BA

C

D

E

250 calories = ____ Calories

• 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?

• 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

• Krebs Cycle

• ETC/chemiosmosis

• 2

• 2

• 34

What electron carriers are in each process?

• Glycolysis

• Krebs cycle

• FADH

• FADH and NADH2

What process regenerates NADH back to NAD+?

• A. Krebs cycle

• B. ETC

• C. fermentation

• D. glycolysis

• ANSWER: C

Identify as “A” aerobic or“AN” anaerobic

• Without oxygen• AN• With oxygen• A• Fermentation• AN• Krebs cycle• A

What two products form from yeast and glucose fermentation?

• 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?

• 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?

• 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?

• 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?

• 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?

• A. matrix

• B. lactase

• C. ATP synthase

• D. intermembrane space

• ANSWER: C

How many total ATP’s from each?

• Glycolysis

• Krebs cycle

• ETC/chemiosmosis

• TOTAL

• 2

• 2

• 34

• 38