1) i m sorry of the complying with sequences properly represents the circulation of electrons during photosynthesis?

A. H2O > NADPH > Calvin Cycle

B. NADPH > Chlorophyll > Calvin Cycle

C. NADPH > Electron carry chain > O2

D. NADPH > O2 > CO2

E. H20 > Photosystem 1 > Photosystem 2


2) Photosynthesis is a oxidation reaction. This means that H2O is _____ during the light reactions and CO2 is _____ during the Calvin cycle.

You are watching: In its mechanism, photophosphorylation is most similar to _____.

A. Oxidized ... Reduced

B. Lessened ... Reduced

C. Consumed ... Consumed

D. Consumed ... Reduced

E. Reduced ... Oxidized


3)What is the basic function of CO2 in photosynthesis?

A. CO2 is resolved or incorporated into essential molecules.

B. CO2 is taken in by plants together a kind of train station respiration, in i m sorry carbon dioxide is “breathed in” and oxygen is “breathed out.”

C. CO2 is a source of electron in the development of organic molecules.

D. O2

E. C08


4)Which the the following is a product of the irradiate reactions that photosynthesis?

A. Glyceraldehyde-3-phosphate

B. High-energy photons

C. Oxygen, ATP, and NADPH

D. NADP+ and RuBP

E. Water and also CO2


5)When light strikes chlorophyll molecules, they lose electrons, i m sorry are eventually replaced through _____.

A. Oxidizing glucose

B. Fixing carbon

C. Splitting water

D. Breaking down ATP

E. Remove them indigenous NADPH


6)C4 plants occur much more commonly in desert conditions due to the fact that _____.

A. They store carbon by combine CO2 right into organic acids the are later catabolized

B. They produce water as a product of your photosynthetic pathways

C. The stomata open up at night and also close in the day

D. They have the right to fix carbon at the lower CO2 concentrations that construct when the stomata space closed

E. They produce carbon dioxide inside via photorespiration


7)Carbon fixation requires the enhancement of carbon dioxide come _____.

A. Rubisco

B. G3P

C. NADPH

D. RuBP

E. 3-PGA


9)How numerous carbon dioxide molecules need to be added to RuBP to make a solitary molecule the glucose?

A. 6

B. 2

C. 10

D. 4

E. 8


10)In the Calvin cycle, how plenty of ATP molecule are forced to regenerate RuBP from five G3P molecules?

A. 1

B. 3

C. 2

D. 4

E. 5


11)Which term describes ATP production resulting indigenous the catch of light power by chlorophyll?

A. Substrate-level phosphorylation

B. Photophosphorylation

C. Dephosphorylation

D. Oxidative phosphorylation


12)True or false? The chemiosmotic hypothesis says that the synthesis of ATP generates a proton gradient that leads to electron flow through one electron deliver chain.

A. TRUE

B. FALSE

C. Dephosphorylation

D. Oxidative phosphorylation

E. C02


13)According to the chemiosmotic hypothesis, what offers the energy that directly cd driver ATP synthesis?

A. Temperature gradient

B. Osmotic gradient

C. Electrons

D. Proton gradient


14)Which the the following particles deserve to pass v the ATP synthase channel?

A. ATP

B. ADP

C. Not natural phosphate

D. Protons


15)True or false? The an ar of ATP synthase that catalyzes the production of ATP from ADP and also inorganic phosphate spans the chloroplastic membrane.

A. True

B. False

C. Inorganic phosphate

D. Protons

E. C02


16)Chloroplast membrane vesicles room equilibrated in a straightforward solution that pH 5. The solution is then adjusted to pH 8. I beg your pardon of the following conclusions deserve to be drawn from these speculative conditions?

A. ATP will certainly be produced since the proton gradient favors proton movement through the ATP synthase channels.

B. ATP will certainly not be produced due to the fact that there is no ADP and also inorganic phosphate in the solution.

C. The adjust in the solution\"s pH results in a gradient across the chloroplast membrane such that there is a reduced concentration of protons within the vesicles and a greater concentration outside.

D. Protons will not diffuse toward the exterior of the vesicles.


B


17.

17)_____ has a longer wavelength 보다 _____.

A. Yellow ... Red

B. Red ... Green

C. Violet ... Blue

D. Green ... Yellow

E. Blue ... Green


B


18.

18)The overall duty of the Calvin bicycle is _____.

A. Do sugar

B. Creating carbon dioxide

C. Recording sunlight

D. Splitting water

E. Oxidizing glucose


A


19.

19)In mechanism, photophosphorylation is most comparable to

A. Reduction of NADP+.

B. Carbon fixation.

C. The Calvin cycle.

D. Oxidative phosphorylation in to move respiration.

E. Substrate-level phosphorylation in glycolysis.


D


20.
\"*\"

20)Which of this phosphorylates ADP to do ATP?

a. A

b. D

c. E

d. C

e. B


C


21.

21)_____ releases power that is used to pump hydrogen ions from the stroma right into the optical membrane compartment.

A. E

B. C

C. B

D. D

E. A


C


22.

22)_____ splits water into 1/2 O2, H+, and e- .

A. B

B. C

C. A

D. E

E. D


C


23.

23)Energized electrons from ____ enter an electron carry chain and are then used to minimize NADP+.

A. B

B. E

C. A

D. C

E. D


D


24.

24)Chlorophyll can be uncovered in _____.

A. B and also C

B. A and C

C. A and also B

D. B and also D

E. B and E


B


25.

25)Which of this equations best summarizes photosynthesis?

A. C6H12O6 + 6 O2 → 6 CO2 + 12 H2O

B. H2O → 2 H+ + 1/2 O2 + 2e-

C. 6 CO2 + 6 H2O → C6H12O6 + 6 O2

D. 6 CO2 + 6 O2 → C6H12O6 + 6 H2O

E. C6H12O6 + 6 O2 → 6 CO2 + 6 H2O + Energy


C


26.

26)Where does the Calvin cycle occur?

A. C

B. E

C. D

D. B

E. A


B


27.

27)The irradiate reactions the photosynthesis use _____ and produce _____.

A. Water ... NADPH

B. NADPH ... Oxygen

C. Carbon dioxide ... Oxygen

D. NADPH ... NADP+

E. Carbon dioxide ... Sugar


A


28.

28)Select the correct molecule the is the main product that the Calvin cycle.

A. G3P

B. NADPH

C. Glucose

D. O2

E. C02


A


29.

29)In C3 tree the conservation of water disclosure _____.

A. A shift to C4 photosynthesis

B. The irradiate reactions

C. The opened of stomata

D. Photosynthesis

E. Photorespiration


E


30.

30)In C4 and CAM tree carbon dioxide is solved in the _____ that mesophyll cells.

A. Grana

B. Thylakoids

C. Cytoplasm

D. Stomata

E. Stroma


C


31.

31) C4 plants differ native C3 and also CAM plants in that C4 tree _____.

A. Use malic acid to transport carbon dioxide come the Calvin cycle

B. Transfer solved carbon dioxide to cell in i m sorry the Calvin bicycle occurs

C. Are much better adapted to wet conditions

D. Open their stomata just at night

E. Use PEP carboxylase to fix carbon dioxide


B


32.

32)How is photosynthesis comparable in C4 plants and also CAM plants?

A. In both cases, rubisco is not used to solve carbon initially.

B. Both types of plants do sugar there is no the Calvin cycle.

C. In both cases, only photosystem ns is used.

D. Both species of tree make most of their sugar in the dark.

E. In both cases, thylakoids space not associated in photosynthesis.


A


33.

33) The process of photosynthesis probably originated _____.

A) in plantsB) in prokaryotesC) in fungi

D) three different times throughout evolution


B


34.

34) In autotrophic bacteria, whereby is chlorophyll located?

A) in chloroplast membranesB) in the ribosomesC) in the nucleoid

D) in the infolded plasma membrane


D


35.

35) Plants photoyynthesize _____.A) only in the light however respire only in the dark

B) only in the dark but respire only in the light

C) only in the light but respire in light and dark

D) and respire just in the light


C


36.

36)Early investigators believed the oxygen produced by photosynthesis plants came from carbon dioxide. In fact, it originates from _____.A) waterB) glucose

C) airD) electron from NADPH


A


37.

37) If photosynthesizing eco-friendly algae are noted with CO2 containing heavy oxygen (18O), later analysis will show that every one of the following molecules produced by the algae contain 18O other than _____.

A) glyceraldehyde 3-phosphate (G3P)B) glucose

C) ribulose bisphosphate (RuBP)

D) O2


D


38.

38) Every ecosystem must have _____.

A) autotrophs and also heterotrophsB) producers and primary consumers

C) photosynthesizers

D) autotrophs


D


39.

39) as soon as oxygen is released together a result of photosynthesis, that is a direct by-product of _____.

A) separating water moleculesB) chemiosmosisC) the electron transfer mechanism of photosystem I

D) the electron transfer device of photosystem II


A


40.

40) i beg your pardon of the complying with statements is a correct distinction between autotrophs and also heterotrophs?A) moving respiration is unique to heterotrophs.B) only heterotrophs have mitochondria.

C) Autotrophs, but not heterotrophs, have the right to nourish themselves start with CO2 and other

nutrients that space inorganic.D) only heterotrophs need oxygen.


C


41.

41) Theodor W. Engelmann illuminated a filament the algae through light the passed v a prism, therefore exposing various segments of algae to different wavelengths that light. He added aerobic bacteria and then provided in which locations the bacteria congregated. He detailed that the largest teams were uncovered in the areas illuminated through the red and also blue light.

What walk Engelmann conclude around the congregation of bacteria in the red and also blue areas?

A) Bacteria congregated in these areas due to an increase in the temperature that the red and blue light.B) Bacteria congregated in these locations because these areas had the many oxygen gift released.

C) Bacteria space attracted come red and blue light and also thus this wavelengths are an ext reactive than other wavelengths.

D) Bacteria congregated in these locations due to boost in the temperature resulted in by an increase in photosynthesis.


B


42.

42) Theodor W. Engelmann illuminated a filament the algae with light the passed through a prism, hence exposing various segments of algae to various wavelengths the light. He included aerobic bacteria and then detailed in which locations the bacteria congregated. He listed that the largest teams were discovered in the areas illuminated by the red and blue light.

An outcome of Engelmann\"s experiment was to aid determine the relationship between _____.A) wavelength of light and also the rate of aerobic respirationB) wavelength of light and also the lot of warmth released

C) wavelengths of light and the rate of photosynthesisD) the concentration that carbon dioxide and the price of photosynthesis


C


43.

43) A spaceship is designed come support animal life for a multiyear voyage to the external planets the the solar system. Plants will be get an impressive to provide oxygen and to recycle carbon dioxide. Because the spaceship will certainly be too much from the sun for photosynthesis, an synthetic light source will it is in needed.

What wavelength of light have to be used to maximize plant growth with a minimum of energy expenditure?A) full-spectrum white lightB) green light

C) a mixture the blue and also red lightD) UV light


C


44.

44) A spaceship is designed to support animal life for a multiyear trip to the outer planets that the solar system. Plants will be grown to provide oxygen and to recycle carbon dioxide. Because the spaceship will certainly be too far from the sunlight for photosynthesis, an synthetic light source will be needed.

Suppose a plant has actually a distinct photosynthetic pigment and also the pipeline of this plant show up to be reddish yellow. What wavelength of visible light are absorbed by this pigment?A) red and also yellowB) blue and violet

C) green and also yellowD) blue, green, and red


B


45.

45) Halobacterium has a photosynthesis membrane that appears purple. Its photosynthetic activity spectrum is the station of the action spectrum for environment-friendly plants. (That is, the Halobacterium action spectrum has actually a peak where the green plant action spectrum has a trough.) What wavelength of light execute the Halobacterium photosynthesis pigments absorb?

A) red and also yellowB) blue, green, and redC) green and yellowD) blue and also red


C


46.

46) Why room there number of structurally different pigments in the reaction centers the photosystems?A) Excited electrons need to pass through number of pigments prior to they can be moved to electron acceptors the the electron deliver chain.B) This arrangement allows the tree to absorb light power of a range of wavelengths.C) They enable the plant to absorb more photons from light energy, every one of which room at the very same wavelength.D) They enable the reaction center to excite electron to a higher energy level.


B


47.

47) If pigments indigenous a particular types of plant room extracted and also subjected to file chromatography, which of the adhering to is most likely?A) record chromatography for the plant would certainly isolate a single band that pigment the is characteristic of that details plant.

B) document chromatography would different the pigments indigenous a particular plant into several bands.

C) The secluded pigments would certainly be part shade of green.D) paper chromatography would isolate just the pigments the reflect environment-friendly light.


B


48.

48) In autumn, the pipeline of deciduous trees change colors. This is due to the fact that chlorophyll is degraded and _____.A) carotenoids and also other pigments are still existing in the leavesB) the degraded chlorophyll alters into plenty of other colors

C) water supply to the leaves has been reducedD) street are sent to most of the cell of the leaves


A


49.

49) What event accompanies energy absorption by chlorophyll (or other pigment molecule of the antenna complex)?A) ATP is synthesized indigenous the power absorbed.B) A carboxylation reaction that the Calvin cycle occurs.

C) Electrons space stripped indigenous NADPH.D) one electron is excited.


D


50.

50) The final electron acceptor connected with photosystem ns is _____.

A) oxygenB) waterC) NADP

D) NADPH


C


51.

51) The electron of photosystem II are excited and transferred to electron carriers. From which molecule or structure execute the photosystem II replacement electron come?A) the electron carrier, plastocyaninB) photosystem I

C) waterD) oxygen


C


52.

52) In the thylakoid membranes, the pigment molecule in a light-harvesting facility _____.

A) separation water and also release oxygen native the reaction-center chlorophyllB) absorb and also transfer light power to the reaction-center chlorophyllC) synthesize ATP from ADP and PiD) deliver electrons come ferredoxin and then NADPH


B


53.

53) i m sorry of the adhering to are directly associated with photosystem I?A) receiving electrons from the optical membrane membrane electron carry chain

B) generation of molecule oxygenC) exploit of hydrogen electrons from the splitting of waterD) passing electron to the cytochrome complex


A


54.

54) some photosynthetic biology contain chloroplasts that lack photosystem II, yet room able to survive. The best method to finding the absence of photosystem II in this organisms would certainly be to _____.

A) recognize if they have actually thylakoids in the chloroplastsB) test for liberation of O2 in the light

C) test because that CO2 permanent in the darkD) execute experiments to create an activity spectrum


B


55.

55) What are the assets of linear electron flow?

A) heat and also fluorescenceB) ATP and P700C) ATP and NADPH

D) ADP and also NADP+


C


56.

56) together a study scientist, you measure up the quantity of ATP and also NADPH consumed by the Calvin bicycle in 1 hour. You find that 30,000 molecules of ATP were consumed, however only 20,000 molecule of NADPH were consumed. Wherein did the extra ATP molecules come from?A) photosystem IIB) photosystem IC) cyclic electron flowD) direct electron flow


C


57.

57) assume a optical membrane is in which method punctured so that the internal of the thylakoid is no longer separated from the stroma. This damages will many directly influence the _____.A) dividing of waterB) flow of electrons from photosystem II to photosystem I

C) synthetic of ATP

D) reduction of NADP+


C


58.

58) In a tree cell, where are the ATP synthase complexes located? A) optical membrane membrane onlyB) within mitochondrial membrane onlyC) optical membrane membrane and also inner mitochondrial membrane

D) optical membrane membrane and plasma membrane


C


59.

59) In mitochondria, chemiosmosis moves protons from the matrix into the intermembrane space, whereas in chloroplasts, chemiosmosis move protons native the _____.A) procession to the stromaB) stroma to the optical membrane space

C) intermembrane room to the matrixD) thylakoid room to the stroma


B


60.

60) i beg your pardon of the following statements best describes the relationship between photosynthesis and respiration?A) Respiration runs the biochemical pathways of photosynthesis in reverse.B) Photosynthesis stores energy in facility organic molecules; respiration releases power from facility organic molecules

C) Photosynthesis occurs only in plants; respiration occurs only in animals.

D) Photosynthesis is catabolic; respiration is anabolic.


B


61.

61) In photosynthesis cells, synthesis of ATP by the chemiosmotic device occurs during _____.A) photosynthesis onlyB) respiration only

C) photosynthesis and also respirationD) no photosynthesis nor respiration


C


62.

62) Carbon dioxide is separation to form oxygen gas and carbon compounds _____.

A) throughout photosynthesisB) during respirationC) during photosynthesis and also respiration

D) in no photosynthesis nor respiration


D


63.

63) What is the relationship in between the wavelength the light and also the amount of power per photon?A) They have actually a direct, straight relationship.B) They are inversely related.

C) They are logarithmically related.D) castle are different phenomena.


B


64.

64) P680+ is said to be the strongest organic oxidizing agent. Offered its function, why is this necessary?A) that is the receptor because that the many excited electron in one of two people photosystem of photosynthesis.B) that is the molecule the transfers electrons to plastoquinone (Pq) that the electron deliver system.

C) It move its electrons to alleviate NADP+ to NADPH.D) that obtains electrons from the oxygen atom in a water molecule, so that must have a more powerful attraction for electrons than oxygen has.


D


65.

65) Carotenoids space often discovered in foodstuffs that are considered to have actually antioxidant properties in person nutrition. What related duty do they have in plants?A) They serve as accessory colors to increase light absorption.B) castle protect versus oxidative damage from extreme light energy.

C) castle shield the sensitive chromosomes of the plant from harmful ultraviolet radiation.

D) castle reflect orange light and enhance red irradiate absorption by chlorophyll.


D


66.

66) In a plant, the reaction that develop molecular oxygen (O2) take place in _____.

A) the light reactions aloneB) the Calvin cycle aloneC) the light reactions and also the Calvin cycleD) no the light reactions nor the Calvin cycle


A


67.

67) The accumulation of free oxygen in Earth\"s atmosphere started with the beginning of _____.

A) life and respiratory metabolismB) cyanobacteria making use of photosystem IIC) chloroplast in photosynthetic eukaryotic bio algae

D) soil plants


B


68.

68) In its mechanism, photophosphorylation is most comparable to _____.

A) substrate-level phosphorylation in glycolysisB) oxidative phosphorylation in to move respirationC) the Calvin cycle

D) reduction of NADP+


B


69.

69) Which process is most straight driven by irradiate energy?A) development of a pH gradient by pumping protons across the thylakoid membrane

B) carbon permanent in the stroma

C) reduction of NADP+ moleculesD) remove of electrons from chlorophyll molecules


D


70.

70) A gardener is involved that she greenhouse is obtaining too warm from too lot light and seeks to shade her plants with colored translucent plastic sheets, the color of which enables passage of only that wavelength. What color should she use to reduce all at once light energy but still maximize tree growth?

A) greenB) blueC) orangeD) any kind of color will job-related equally well.


B


71.

71) A flask containing photosynthetic green algae and also a manage flask include water with no algae are both put under a financial institution of lights, i m sorry are collection to cycle in between 12 hours of light and 12 hours of dark. The liquified oxygen concentration in both flasks are monitored. Guess what the relative liquified oxygen concentrations will be in the flask with algae contrasted to the regulate flask. The liquified oxygen in the flask through algae will certainly _____.

A) constantly be higherB) constantly be lowerC) be greater in the light, however the exact same in the dark

D) be higher in the light, yet lower in the dark


D


72.

72) i beg your pardon of the complying with are assets of the irradiate reactions of photosynthesis that space utilized in the Calvin cycle?A) CO2 and glucose

B) H2O and also O2

C) ADP, Pi, and also NADP+

D) ATP and also NADPH


D


73.

73) wherein does the Calvin cycle take it place?

A) stroma of the chloroplastB) thylakoid membraneC) internal of the thylakoid (thylakoid space) D) external membrane the the chloroplast


A


74.

74) What is the primary role of the Calvin cycle?

A) usage NADPH to relax carbon dioxideB) separation water and also release oxygenC) transport RuBP out of the chloroplast

D) synthesize an easy sugars from carbon dioxide


D


75.

75) In the process of carbon fixation, RuBP attaches a CO2 to produce a six-carbon molecule,

which is then break-up to develop two molecules of 3-phosphoglycerate. ~ phosphorylation and reduction produce glyceraldehyde 3-phosphate (G3P), what more needs to happen to complete the Calvin cycle?A) addition of a pair of electron from NADPH

B) rebirth of ATP native ADP

C) rejuvenation of RuBP

D) regeneration of NADP+


C


76.

76) which of the adhering to sequences properly represents the flow of electrons during photosynthesis?A) NADPH → O2 → C O2B) H2O → NADPH → Calvin cycle

C) NADPH → chlorophyll → Calvin cycleD) NADPH → electron carry chain → O2


B


77.

77) which of the complying with does no occur during the Calvin cycle?

A) oxidation the NADPHB) relax of oxygenC) rebirth of the CO2 acceptor

D) usage of ATP


B


78.

78) What compound gives the reducing power for Calvin bicycle reactions?

A) ATPB) NADH

C) NADP+D) NADPH


D


79.

79) What would certainly be the expected impact on plants if the atmospheric CO2 concentration was doubled?

A) all plants would experience boosted rates of photosynthesis.B) C3 plants would certainly have much faster growth; C4 plants would certainly be minimally affected.

C) C4 plants would have faster growth; C3 plants would certainly be minimally affected.

D) C3 plants would certainly have much faster growth; C4 plants would have slower growth.


B


80.

80) Why space C4 tree able to photosynthesize through no apparent photorespiration?

A) They perform not get involved in the Calvin cycle.B) They use PEP carboxylase to initially fix CO2.

C) They conserve water an ext efficiently.D) lock exclude oxygen from their tissues.


B


81.

81) video camer plants keep stomata close up door in the daytime, hence reducing ns of water. They have the right to do this because they _____.A) deal with CO2 into organic acids throughout the nightB) solve CO2 into sugars in the bundle-sheath cells

C) deal with CO2 right into pyruvate in the mesophyll cells

D) usage photosystem I and also photosystem II in ~ night


A


82.

82) The alternate pathways that photosynthesis making use of the C4 or video camer systems are claimed to it is in compromises. Why?

A) every one minimizes both water loss and also rate that photosynthesis.B) C4 compromises on water loss and CAM compromises ~ above photorespiration.

C) Both minimize photorespiration yet expend much more ATP during carbon fixation.D) camer plants allow an ext water loss, if C4 plants enable less CO2 into the plant.


C


83.

83) If plant gene alterations reason plants to be deficient in photorespiration, what would most most likely occur?A) Photosynthetic performance would be decreased at short light intensities.B) cells would carry on the Calvin cycle at a lot slower rate.

C) There would be an ext light-induced damages to the cells.

D) less oxygen would certainly be produced.


C


84.

84) contrasted to C3 plants, C4 tree _____.A) can continue to resolve CO2 also at lower CO2 concentration and higher oxygen concentrations

B) have greater rates that photorespirationC) perform not usage rubisco because that carbon fixationD) do a four-carbon compound, oxaloacetate, i beg your pardon is then yielded to the citric acid cycle in mitochondria


A


85.

85) Photorespiration _____.A) generates carbon dioxide and consumes ATP and also oxygenB) generates ATP and also sugars and consumes oxygen and carbon dioxide

C) generates oxygen and also consumes ATP, carbon dioxide, and also sugars

D) spend carbon dioxide and also generates ATP, sugars, and oxygen


A


86.

86) The figure shows the absorb spectrum for chlorophyll a and the action spectrum for photosynthesis. Why are they different?

A) Green and yellow wavelengths inhibit the absorption of red and blue wavelengths.

B) Oxygen provided off during photosynthesis interferes v the absorption of light.

C) various other pigments absorb irradiate in addition to chlorophyll a.

D) Aerobic bacteria take it up oxygen, which alters the measurement of the price of photosynthesis.


C


87.

87) What wavelength of irradiate in the figure is most effective in steering photosynthesis?

A) 420 mm

B) 575 mm

C) 625 mm

D) 730 mm


A


88.

88) refer to the figure. If the carbon atom of each of the incoming CO2 molecules is labeled v a radioactive isotope of carbon, which organic molecules will certainly be radioactively labeled after one cycle?

A) C only

B) B, C, D, and E

C) C, D, and also E only

D) B and C only


B


89.

89) refer to the figure. To determine the molecule that accepts CO2, Calvin and also Benson manipulated the carbon-fixation bicycle by one of two people cutting turn off CO2 or cutting off light from societies of photosynthetic algae. They then measured the concentration of miscellaneous metabolites instantly following the manipulation. How would this experiments help identify the CO2 acceptor?

A) The CO2 acceptor concentration would decrease as soon as either the CO2 or light are reduced off.

B) The CO2 acceptor concentration would boost when either the CO2 or light are cut off.

C) The CO2 agree concentration would boost when the CO2 is cut off, yet decrease when the irradiate is reduced off.

D) The CO2 acceptor concentration would certainly decrease as soon as the CO2 is reduced off, yet increase once the light is cut off.


C


90.

90) i beg your pardon of the following statements is true worrying the accompanying figure?

A) It to represent a C4 photosynthetic system.

B) It represents an adaptation the maximizes photorespiration.

C) It represents a C3 photosynthesis system.

D) It to represent a camer photosynthetic system.


A


91.

91) referring to the accompanying figure, oxygen would certainly inhibit the CO2 fixation reactions in _____.

A) cell i only

B) cell II only

C) no cell ns nor cell II

D) both cell I and cell II


B


92.

92) Photorespiration _____.

A) generates carbon dioxide and also consumes ATP and also oxygen

B) generates ATP and also sugars and also consumes oxygen and carbon dioxide

C) generates oxygen and also consumes ATP, carbon dioxide, and sugars

D) spend carbon dioxide and generates ATP, sugars, and also oxygen


A


93.

93) as a study scientist, you measure up the quantity of ATP and NADPH spend by the Calvin cycle in 1 hour. You uncover that 30,000 molecules of ATP to be consumed, however only 20,000 molecule of NADPH to be consumed. Where did the extra ATP molecule come from?

A) photosystem II

B) photosystem I

C) cyclic electron flow

D) straight electron flow


C


94.

94) What are the commodities of linear electron flow?

A) heat and fluorescence

B) ATP and P700

C) ATP and also NADPH

D) ADP and also NADP+


C


95.

95) together electrons are passed with the system of electron carriers connected with photosystem II, they shed energy. What wake up to this energy?

A) that excites electron of the reaction facility of photosystem I.

B) the is lost as heat.

C) that is used to establish and also maintain a proton gradient.

D) it is used to phosphorylate NAD+ to NADPH, the molecule that accepts electrons from photosystem I.


C


96.

96)The chemiosmotic procedure in chloroplasts entails the _____. A) facility of a proton gradient across the thylakoid membrane B) diffusion the electrons v the thylakoid membrane C) palliation of water to develop ATP D) movement of water by osmosis into the thylakoid space from the stroma E) formation of glucose, using carbon dioxide, NADPH, and ATP


A


97.

97) suppose the interior of the thylakoids of diverted chloroplasts to be made acidic and also then transferred in the dark come a pH 8 solution. What would certainly most likely happen? A) The isolated chloroplasts would certainly make ATP. B) The Calvin cycle would certainly be activated. C) Cyclic photophosphorylation would certainly occur. D) The diverted chloroplasts would certainly generate oxygen gas. E) The isolated chloroplasts would minimize NADP+ to NADPH.


A


98.

98) The pH the the inner thylakoid an are has been measured, as have the pH that the stroma and of the cytosol the a particular plant cell. Which, if any, connection would you mean to find? A) The pH within the thylakoid is much less than the of the stroma. B) The pH of the stroma is lower than the of the other two measurements. C) The pH of the stroma is greater than the of the thylakoid space but reduced than that of the cytosol. D) The pH the the thylakoid room is higher than everywhere else in the cell. E) there is no constant relationship.


A


99.

99) In that is mechanism, photophosphorylation is most similar to _____. A) substrate-level phosphorylation in glycolysis B) oxidative phosphorylation in moving respiration C) the Calvin bike D) carbon continuous E) reduction of NADP+


B


100.

See more: The Three Components Of Emotions Are, The 3 Ingredients Of All Emotions


100) Which procedure is most directly driven by light energy? A) production of a pH gradient by pumping protons throughout the optical membrane membrane B) carbon permanent in the stroma C) reduction of NADP+ molecule D) removal of electrons from chlorophyll molecules E) ATP synthesis


D


101.

101)In plants, palliation of NADP+ occurs throughout _____. A) photosynthesis B) respiration C) photosynthesis and respiration D) neither photosynthesis no one respiration