261.
During the process of photosynthesis the raw materials used are
A
Glucose
B
Chlorophyll
C
Starch
D
CO2 and H2O
Answer :
CO2 and H2O
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262.
During ionisation of H2O H+ is captures by
A
Chlorophyll
B
NADP
C
O2
D
Cytochrom
Answer :
NADP
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263.
In light reaction, plastoquinone facilitates the transfer of electrons from
A
Cytb6f complex to PS-I
B
PS-I to NADP+
C
PS-I to ATP synthase
D
PS-II to Cytb6f complex
Answer :
PS-II to Cytb6f complex
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264.
Nine-tenth of the world photosynthesis is carried out by
A
Shurbs
B
Herbs
C
Trees
D
Algae
Answer :
Algae
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265.
The isotope of carbon used extensibely for studies in photosynthesis
A
C13
B
C14
C
C15
D
C16
Answer :
C14
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266.
Which pigment is water soluble
A
Chlorophyll
B
Carotene
C
Anthocynanin
D
Xanthophyll
Answer :
Anthocynanin
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267.
In plants, hill reaction occurs
A
All the time
B
Only in day time
C
Only when the plants are grown in cold climate of hills
D
When the plant carries out up hill task of salt absorption and food translocation
Answer :
Only in day time
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268.
Optimum temperature of photosynthesis is
A
10 - 15°C
B
20 - 25°C
C
20 - 35°C
D
35 - 50°C
Answer :
20 - 35°C
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269.
Which one of the following is wrong in relation to photorespiration
A
It occurs in chloroplasts
B
It occurs in daytime only
C
It is a characteristic of C4 plants
D
It is a characteristic of C3 plants
Answer :
It is a characteristic of C4 plants
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270.
Process of photophosphorylation was first given by
A
Hill
B
Willstatter & Stoll
C
Arnon
D
Prk & Biggins
Answer :
Arnon
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