CPS GAME CHAPTER REVIEW Chapters 8, 9, & 10

1Chemical energy is a form of ______energy.

Aheat energy

Bkinetic energy

Cpotential energy

Dmotion energy

Eentropy

2Which of the following are by-products of cellular respiration?

AATP, carbon dioxide, and water

Bglucose, carbon dioxide, and water

CATP and carbon dioxide

Dheat, carbon dioxide, and water

Ecarbon dioxide and water

3 All of the following are TRUE EXCEPT

AC4 and CAM plants grow better in hot, arid conditions than C3 plants

BC4 and CAM plants use PEP carboxylase instead of rubisco to fix carbon

CC4 plants have bundle sheath cells and CAM and C3 plants don't

DCAM and C4 plants don't have rubisco

ECAM plants close their stomata during the day and open them at night

4The process in photosynthesis that most closely resembles chemiosmosis and oxidativephosphorylation in cell
respiration is

Acyclic phosphorylation

Bnon cyclic phosphorylation

CATP synthase coupling

DCalvin cycle

Eacetyl CoA formation

5The P680 chlorophyll has its "holes" filled by electrons from

ARuBP

BPhotosystem I

Cwater

DNADPH

ENADH

6Which steps in cellular respiration make the most ATP?

Aglycolysis

BKrebs cycle

CElectron transport system

DCalvin cycle

Ealcoholic fermentation

7Muscle fatigue is caused when the process of fermentation in oxygen-depleted cellsproduces

ARuBP

Bpyruvate

Calcohol

Dlactic acid

Ecitric acid

8Which of the following occurs in BOTH photosynthesis and respiration?

ACalvin cycle

Bchemiosmosis

CCitric acid cycle

Dglycolysis

Ephotorespiration

9Which of the following statements about enzymes is NOT TRUE?

AEnzymes are almost always proteins

BEnzyme activity is affected by changes in pH and temperature

CEnzymes do not change the free energy of products

DEnzymes increase the rate of reaction

EEnzymes increase activation energy

10If the free energy change of a reaction is NEGATIVE then the reaction

Ais nonspontaneous

Bis endothermic

Ccan be completed if coupled to a reaction that provides energy

Dcan be coupled to a reaction that requires energy

11ALL of the following are true about competitive inhibitors EXCEPT

Abind to the allosteric site of an enzyme

Bslow down an enzyme catalyzed reaction

Cbind to the active site of an enzyme

Dbind to the same site as the substrate

12Which of the following is mismatched with its location?

Alight independent reactions-chloroplast stroma

BCalvin cycle-thylakoid space

CKrebs cycle-mitochondrial matrix

Delectron transport chain-thylakoid membrane

Eelectron transport chain-cristae membrane

13. Groups of photosynthetic pigments molecules situated in the thylakoid membrane are called

Aphotosystems

Bcarotenoids

Achlorophyll

Bgrana

Cproton pumps

14In one type of enzyme regulation, the presence of the end product of a metabolic pathway

inhibits an enzyme that catalyzes an early step in the pathway. This is called

Airreversible inhibition

Bcompetitive inhibition

Cpositive feedback

Dfeedback inhibition

Eoxidation reduction

15This diagram shows what happens during photosynthesis
in _____ plants

AC4

BC3

CCAM

16Which of the following are TRUE about this reaction?

AIt can happen with or without oxygen

BIt happens in the mitochondrial matrix

CIt happens in eukaryotes but not prokaryotes

DIt happens in prokaryotes but not eukaryotes

EIt happens in animals but not plants

17When you did this lab, the purpose of catalase was

Ato stop the reaction

Bto break down KMNO4

Cto inhibit the breakdown of H2O2

Dto breakdown H2O2

Eto turn off an allosteric enzyme

18Which enzyme catalyses the first step in this pathway?

APEP carboxylase

BRubisco

Cacetyl Co A

DATP synthase

Ephosphofructokinase

19What is a non-organic protein "helper" of an enzyme molecule called?

Aassessory enzyme

Ballosteric group

Ccoenzyme

Dfunctional group

Ecofactor

20Which metallic cofactor is part of the chlorophyll molecule?

AFe

BMg

Cvitamin B

Dcytochrome C

21Which kind of poison would most directly interfere with glycolysis?

AAn agent that reacts with oxygen and depletes its concentration in the cell

BAn agent that binds to pyruvate and inactivates it

CAn agent that closely mimics the structure of glucose but is not metabolized

DAn agent that reacts with NADH and oxidizes it to NAD+

EAn agent that blocks the passage of electrons along the electron transportchain

Answer Key :metabolism chap rev

Question:Answer

10D

11A

12B

13A

14D

15A

16A

17D

18B

19E

20B

21C

11/12/2009 10:00:26 AM