Biochemistry General Features Photophosphorylation Online Exam Quiz
Biochemistry General Features Photophosphorylation GK Quiz. Question and Answers related to Biochemistry General Features Photophosphorylation. MCQ (Multiple Choice Questions with answers about Biochemistry General Features Photophosphorylation
The percentage of light energy fixed in photosynthesis is around ____________
Options
A : 100%
B : 10%
C : 1%
D : 0.1%
What are the favorable conditions for cyclic photophosphorylation?
Options
A : Aerobic and optimum light
B : Aerobic condition only
C : Aerobic and low light intensity
D : Anaerobic and low light intensity
Who is the first person to study the influence of light during photosynthesis?
Options
A : Blackmann
B : Van Niel
C : J. Ingenhouz
D : Warburg
Which one of the following is the source of electrons in photosynthesis?
Options
A : Carbohydrates
B : CO2
C : Water
D : NADH
Light energy is converted to chemical energy in the presence of ____________
Options
A : Chloroplast
B : Ribosomes
C : Mitochondria
D : Stomata
Calvin cycle occurs in ____________
Options
A : Cytoplasm
B : Chloroplast
C : Mitochondria
D : Golgi body
Hydrogen is transferred from the light reaction to the dark reaction in photosynthesis by _____________
Options
A : DPN
B : NAD
C : ATP
D : NADP
Which of the following about Calvin cycle is correct?
Options
A : It is a metabolic pathway by which plants convert CO2 into pentose sugars as the main product
B : With decrease in light intensity, the enzymes are more reactive
C : Rubisco adds CO2 to 3-phosphoglycerate
D : It is a metabolic pathway by which plants convert CO2 and water into carbohydrates
Photosynthesis can be described as ____________
Options
A : Reductive, anabolic, endergonic process
B : Reductive, anabolic, exergonic process
C : Oxidative, anabolic, endergonic process
D : Oxidative, catabolic, exergonic process
Which of the following statements about thylakoids is false?
Options
A : They contain chlorophyll pigments
B : They contain the photosystems
C : They contain Calvin cycle enzymes
D : They contain the electron transport machinery
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