Physiology and Metabolism MCQ Questions & Answers | Biotechnology Page-5 section-1

41.
In photosynthesis, light is converted into

A. Heat energy

B. O₂ and hexose sugars

C. Chemical energy

D. None of these

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42.
Which one of the following plants exhibits both C3 and C4 pathways?

A. Zea mays

B. Oryza sativa

C. Mesembryanthemum crystallinum

D. Arabidopsis thaliana

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43.
The ATP synthase of bacteria is an F1-like particle attached to the

A. Ends of proto-mitochondria

B. Inner surface of the cell (or plasma) membrane

C. Outer surface of the cell (or plasma) membrane

D. Surface of protonic vesicles

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44.
In Embden Meyerhof pathway, conversion of 3 - phosphoglycerate to phosphoenol pyruvate is catalysed by the enzyme

A. Phosphofructokinase

B. Phosphoglyconomutase

C. Phosphoglycerate kinase

D. Enolase

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45.
RuDP carboxylase can utilize following as the substrate

A. Water

B. O₂ and CO₂

C. O₂

D. CO₂

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46.
Substrate level phosphorylation takes place in Krebs cycle in between

A. Succinyl co-A and succinic acid

B. Succinic acid and fumaric acid

C. Fumaric acid and malic acid

D. Isocitric acid and α-ketoglutaric acid

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47.
The driving force for mass transfer by molecular diffusion is the difference in

A. Potential energy

B. Vapour pressure

C. Gibbs free energy

D. Chemical potential

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48.
The Warburg effect in cancers refers to their ability to

A. Perform aerobic glycolysis

B. Perform anaerobic glycolysis

C. Promote angiogenesis

D. Promote angiogenesis and metastasis

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49.
Escherichia coli grown in the presence of high amounts of glucose. Which of the following is true?

A. The cell wall utilize lactose as a carbon source exclusively

B. The level of cyclic AMP is the cell wall be high

C. The level of cyclic AMP is the cell wall be low

D. Transcription of m RNA from the lac operon will be high

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50.
Upon application of the inhibitor, DBMIB (Dibromomethylmoquinone) which one of the following events in the chloroplast electron transport chain will not take place?

A. Reduction of reaction centre Qa

B. Reduction of plastocyanine (PC)

C. Reduction of Cytb6f

D. PQ will remain oxidised

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Physiology and Metabolism MCQ Questions & Answers | Biotechnology

41. In photosynthesis, light is converted into

Answer & Solution

42. Which one of the following plants exhibits both C3 and C4 pathways?

Answer & Solution

43. The ATP synthase of bacteria is an F1-like particle attached to the

Answer & Solution

44. In Embden Meyerhof pathway, conversion of 3 - phosphoglycerate to phosphoenol pyruvate is catalysed by the enzyme

Answer & Solution

45. RuDP carboxylase can utilize following as the substrate

Answer & Solution

46. Substrate level phosphorylation takes place in Krebs cycle in between

Answer & Solution

47. The driving force for mass transfer by molecular diffusion is the difference in

Answer & Solution

48. The Warburg effect in cancers refers to their ability to

Answer & Solution

49. Escherichia coli grown in the presence of high amounts of glucose. Which of the following is true?

Answer & Solution

50. Upon application of the inhibitor, DBMIB (Dibromomethylmoquinone) which one of the following events in the chloroplast electron transport chain will not take place?

Answer & Solution

41.
In photosynthesis, light is converted into

42.
Which one of the following plants exhibits both C3 and C4 pathways?

43.
The ATP synthase of bacteria is an F1-like particle attached to the

44.
In Embden Meyerhof pathway, conversion of 3 - phosphoglycerate to phosphoenol pyruvate is catalysed by the enzyme

45.
RuDP carboxylase can utilize following as the substrate

46.
Substrate level phosphorylation takes place in Krebs cycle in between

47.
The driving force for mass transfer by molecular diffusion is the difference in

48.
The Warburg effect in cancers refers to their ability to

49.
Escherichia coli grown in the presence of high amounts of glucose. Which of the following is true?

50.
Upon application of the inhibitor, DBMIB (Dibromomethylmoquinone) which one of the following events in the chloroplast electron transport chain will not take place?