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Q. No.Dark reaction depends upon-
a. Presence of darkness
b. Presence of light
c. Products of light reactions
d. Products of biosynthetic phase
a. Presence of darkness
b. Presence of light
c. Products of light reactions
d. Products of biosynthetic phase
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe first dark reaction or CO2 fixation product is-
a. 3C – Organic Acid
b. 6C – Organic Acid
c. 5C – Organic Acid
d. 1C – Organic Acid
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyMelvin-Calvin used ------- radioactive in-----studies for the discovery of first CO2 fixation product.
a. 14C , Fungal photosynthesis
b. 14C , Algal photosynthesis
c. 15N , Fungal photosynthesis
d. 15N , Algal photosynthesis
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe first product of C3 and C4 cycle are:
a. PGA, PGAL
b. PGA, OAA
c. PGAL, RuBP
d. PGAL, OAA
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhat is the primary acceptor of CO2 in dark reaction?
a. Ketose sugar
b. Aldose sugar
c. Fatty acid
d. Sucrose
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyWhich of the following is not a step of photosynthesis?
a. Decarboxylation
b. Carboxylation
c. Regeneration
d. Reduction
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyCalvin Pathway occurs-
a. Only C3
b. Only C4
c. All photosynthetic plants
d. only in C2 plants
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyThe most crucial step of Calvin cycle-
a. Decarboxylation
b. Carboxylation
c. Regeneration
d. Reduction
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyHow many molecules of ATP and NADPH are utilized in the step of reduction?
a. 2,2
b. 2,3
c. 2,4
d. 2,5
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NEET MCQ Books for XIth & XIIth Physics, Chemistry & BiologyFor the formation of one molecule of Glucose, how many turns of fixation are required?
a. 3
b. 2
c. 6
d. 4
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