Bio 2 - Chapter 4 Test (Spring 2014)
- 1.The three-carbon molecule formed by glycolysis is ___.
- A.
Pyruvate
- B.
NADH
- C.
Citric acid
- D.
Carbon dioxide
- 2.
In the diagram to the right, what is structure A?- A.
Folded inner membrane
- B.
Mitochondrial matrix
- C.
Stroma
- D.
Thylakoid membrane
- 3.
In the diagram to the right, what is structure B?
- A.
Folded inner membrane
- B.
Mitochondrial matrix
- C.
Stroma
- D.
Thylakoid membrane
- 4.Which of the following stages occurs in the mitochondrial matrix?
- A.
The cirtic acid cycle
- B.
The Calvin cycle
- C.
Glycolysis
- D.
Oxidative phosphorylation
- 5.Which organelle converts molecules from the food you eat into usable energy?
- A.
Golgi apparatus
- B.
Chloroplast
- C.
Mitochondrion
- D.
Lysosome
- 6.What is another name for the Krebs cycle?
- A.
Citric acid cycle
- B.
Calvin cycle
- C.
Motor cycle
- D.
Cell cycle
- 7.In the electron transport chain, hydrogen ions are pumped across the mitochondrial membrane. What provides the energy to operate the protein pumps?
- A.
Electrons
- B.
ATP
- C.
Oxygen
- D.
Carbon dioxide
- 8.What enzyme is located at the end of the electron transport chain?
- A.
ATP synthase
- B.
Dehydrogenase
- C.
NADPH
- D.
Glycolase
- 9.Which of the following is not a stage of cellular respiration?
- A.
Glycolysis
- B.
Electron transport chain
- C.
Krebs cycle
- D.
Calvin cycle
- 10.What provides the electron transport chain in cellular respiration with the energy it needs to function?
- A.
ATP synthase
- B.
Glycolysis
- C.
Chlorophyll
- D.
Krebs cycle
- 11.The electron transport chain produces water and ATP. Where do the hydrogen atoms come from that are used to form water?
- A.
Carbon dioxide
- B.
NADH and FADH2
- C.
The Calvin Cycle
- D.
Oxygen
- 12.Two products of the Krebs cycle are
- A.
Water and carbon dioxide.
- B.
ATP and carbon dioxide.
- C.
ATP and oxygen.
- D.
ADP and water.
- 13.The part of cellular respiration in which glucose is broken down is called
- A.
Photosynthesis.
- B.
Aerobic respiration.
- C.
Electron transport.
- D.
Glycolysis.
- 14.What is the main function of the Krebs cycle?
- A.
Breaking down pyruvate molecules to form molecules of NADH and oxygen
- B.
Forming citric acid to make NADH, water, and carbon dioxide
- C.
Producing molecules that carry high-energy electrons to the electron transport chain
- D.
Bonding coenzyme A to pyruvate
- 15.In the electron transport chain, energy from the Krebs cycle is used to pump hydrogen ions
- A.
Across the inner mitochondrial membrane.
- B.
Through the ATP synthase enzyme in the mitochondrial matrix.
- C.
Along a concentration gradient in the thylakoid.
- D.
Along the thylakoid membrane.
- 16.Which process breaks down sugars to make ATP when oxygen is present?
- A.
Anaerobic respiration
- B.
Cellular respiration
- C.
Glycolysis
- D.
Photosynthesis
- 17.Which of the following types of organisms uses cellular respiration for their cellular energy needs?
- A.
Eukaryotes
- B.
Plants only
- C.
Animals only
- D.
Prokaryotes
- 18.What is the function of oxygen in cellular respiration?
- A.
To deliver hydrogen ions to the electron transport chain
- B.
To pick up electrons at the end of the electron transport chain
- C.
To provide oxygen for the production of carbon dioxide
- D.
To give a source of energy to the Krebs cycle
- 19.Where does glycolysis take place?
- A.
Cytoplasm
- B.
Mitochondrial matrix
- C.
Mitochondrial inner membrane
- D.
Chloroplast
- 20.Which of the following statements best describes cellular respiration?
- A.
Sunlight and carbon dioxide are used to make ATP.
- B.
ATP and oxygen are used to make sugars and starches.
- C.
Carbon-based molecules from food and oxygen are used to make ATP.
- D.
ATP and carbon dioxide are used to make ADP and water.
- 21.Which of the following are end products of glycolysis?
- A.
Two three-carbon molecules, ATP, and NAD+
- B.
Carbon dioxide, water, and ATP
- C.
NAD+, oxygen, and two ATP molecules
- D.
Pyruvate, NADH, and ATP
- 22.
In the diagram to the right, the structure labeled E is the ___.
- A.
Stroma
- B.
Chlorophyll
- C.
Granum
- D.
Thylakoid membranes
- 23.
In the diagram to the right, the structure labeled C is the ___.
- A.
Stroma
- B.
Chlorophyll
- C.
Granum
- D.
Thylakoid membranes
- 24.
In the diagram to the right, the structure labeled D is the ___.
- A.
Stroma
- B.
Chlorophyll
- C.
Granum
- D.
Thylakoid membranes
- 25.The light-independent reactions of photosynthesis need
- A.
Carbon dioxide.
- B.
Oxygen.
- C.
Water.
- D.
Cellulose.
.jpg "In the diagram to the right, the structure labeled E is the ___.")
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