Which of the following ion is important for the activity of Pyruvate dehydrogenase?

(1) Zn++

(2) Mn+

(3) Mg++

(4) Ca++

Subtopic:  Aerobic Respiration |
 86%
From NCERT
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Who elucidated Krebs’ cycle for the very first time?

(1) Frederick Kreb

(2) Hans Kreb

(3) Edward Kreb

(4) Tilman Kreb

Subtopic:  Aerobic Respiration |
 91%
From NCERT
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Which of the following is not used for the cyclic process of cellular respiration of carbohydrates?

1. Krebs’ cycle

2. Tricarboxylic Acid Cycle

3. Citric Acid cycle

4. Phosphorespiration cycle

Subtopic:  Kreb's Cycle |
 91%
From NCERT
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The very first step of TCA cycle involves except

(1) Citrate synthase

(2) A molecule of coenzyme A is released

(3) Isomerization

(4) Formation of citrate

Subtopic:  Kreb's Cycle |
 64%
From NCERT
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From citrate to alpha-ketoglutarate in TCA cycle all the following reactions happen except

(1) Isomerization

(2) Decarboxylation

(3) Release of Carbon-dioxide

(4) FADHformation

Subtopic:  Kreb's Cycle |
 74%
From NCERT
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From alpha-ketoglutarate to succinyl CoA in TCA cycle which of the following occurs

(1) 4C compound is formed

(2) 5C compound is Formed

(3) 6C compound is formed

(4) 2C compound is regenerated

Subtopic:  Kreb's Cycle |
 79%
From NCERT
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What is that process in which GTP is formed in cellular respiration?

(1) Glycolysis

(2) Oxidative Phosphorylation

(3) Electron Transport Chain

(4) Krebs’ cycle

Subtopic:  Kreb's Cycle |
 83%
From NCERT
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The synthesis of GTP in Krebs’ cycle is

(1) Oxidative Phosphorylation

(2) Substrate Level Phosphorylation

(3) Photo Phosphorylation

(4) Photorespiration

Subtopic:  Kreb's Cycle |
 88%
From NCERT
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In a coupled reaction,....... is converted to …...with the simultaneous synthesis of ….…...from ……( The reaction of Krebs’ Cycle of cellular respiration)

(1) GDP,GTP,ADP, ATP

(2) GTP,GDP, ATP, ADP

(3) ADP,ATP, GDP,GTP

(4) ATP, ADP, GDP, GTP

Subtopic:  Kreb's Cycle |
 54%
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In cellular respiration, where is FADHproduced?

(1) Conversion of BPGA to PGA

(2) Conversion of succinate to Malate

(3) Conversion of PEP to Pyruvate

(4) Conversion of Malate to OAA

Subtopic:  Kreb's Cycle |
 88%
From NCERT
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