bioenergetics Flashcards

(40 cards)

1
Q

stomata covers what %age of leaf?

A

1-2%

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2
Q

carbon dioxide reduction occurs in

A

stroma

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3
Q

water oxidation occurs in

A

granum

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4
Q

who discovered action spectrum

A

german biologist engelmen in 1833

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5
Q

order of tranfer of energy

A

carotenoids - chlorophyll b - chlorophyll a

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6
Q

carotenoidds absorb light strongly

A

blue violrt region

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7
Q

ps1 and ps2 can be diffrentiated on the basis of

A

chlorophyll a

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8
Q

chlorophyll a

A

C55 H72 O5 N4 Mg

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9
Q

chlorophyll b

A

C55 H70 O6 N4 Mg

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10
Q

antenna complex consists of

A

chlorophyll b and carotenoids

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11
Q

reaction center consists of

A

chorophyll a

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12
Q

ps1

A

700nm

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13
Q

ps2

A

680nm

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14
Q

each mesophyll cell has about ____ choroplast

A

20-100

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15
Q

guard cell outer wall

A

thin and elastic

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15
Q

guard cell outer wall

A

thin and elastic

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16
Q

guard cell inner wall

A

thick and non elastic

17
Q

plastocyannin contain which protein ?

18
Q

PQ - CYT- PC ENERGY LEVELS

A

highest - intermediate - lowest

19
Q

melvin calvin noble prize in the year

20
Q

lactic acid fermentation occur in

A

e.g blantidium, trichonympha

21
Q

alcoholic fermentation occur in

A

e.g saachromyces

22
Q

alcoholic and lactic acid fermentation

A

e.g armillaria

23
Q

glycolysis enzyme present in

A

cell cytoplasm

24
krebs cycle enzyme occur in
matrix
25
pyruvate oxidatio produces how many carbon dioxide
3moles of co2
26
air contains how many % of co2
0.03-0.04%
27
chorophyll a has
ch3 on 2nd pyrrole
28
chlorophyll b has
CHO on 2nd pyrrole
28
chlorophyll b has
CHO on 2nd pyrrole
29
chlorophyll head is
hydrophillic
30
chlrophyll tail is
hydrophobic
31
carotenoids wavelength
430nm-500nm
32
chl a wavelength
400nm-430nm
33
chl b wavelenght
630nm -660nm orange red
34
in ETC oxygen reduced to
water
35
cyt b used in
both in photosynthesis and respiration
36
cyt c,a3 ,a used in
only in ETC
37
chemiosmosis | occurs in
cristae( inner mitochondrial membrane )
38
in chemiosmosis protons moves from
intermembrane space to mitochondrial matrix