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Q. No.Identify the correct combination of A, B and C involved in lactic acid fermentation
\(\mathrm{C}_6 \mathrm{H}_{12} \mathrm{O}_6 \rightarrow \mathrm{A}+\mathrm{B} \rightarrow \text { Lactic acid }+\mathrm{C}\)
A
B
C
1.
2NADH + H+
2NAD+
Pyruvic acid
2.
2NADH + H+
Pyruvic acid
2NAD+
3.
Pyruvic acid
2NADH + H+
2NAD+
4.
Pyruvic acid
2NAD+
2NADH + H+
Subtopic: Fermentation |
71%
From NCERT
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Match the respiratory substrates in column - I with their RQ value in column - II and choose the correct option
1. (a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)
2. (a)-(iii), (b)-(i), (c)-(iv), (d)-(ii)
3. (a)-(iv), (b)-(iii), (c)-(ii), (d)-(i)
4. (a)-(ii), (b)-(iv), (c)-(ii), (d)-(i)
| Column-I | Column-II | ||
| (a) | Fat | (i) | 0.9 |
| (b) | Protein | (ii) | 1 |
| (c) | Anaerobic respiration | (iii) | 0 |
| (d) | Carbohydrate | (iv) | Infinity |
1. (a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)
2. (a)-(iii), (b)-(i), (c)-(iv), (d)-(ii)
3. (a)-(iv), (b)-(iii), (c)-(ii), (d)-(i)
4. (a)-(ii), (b)-(iv), (c)-(ii), (d)-(i)
Subtopic: Respiratory Quotient |
88%
From NCERT
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Match the enzymes involved in glycolysis given in column-I with the reaction they catalyse given in column-II and choose the correct option.
1. (a)-(iii), (b)-(i), (c)-(ii), (d)-(iv)
2. (a)-(i), (b)-(iii), (c)-(iv), (d)-(ii)
3. (a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)
4. (a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)
| Column-I | Column-II | ||
| (a) | Hexokinase | (i) | 2PEPA → 2PA |
| (b) | Enolase | (ii) | 1,3 biphosphoglycerate → 3 phoshphoglycerate |
| (c) | Pyruvate kinase | (iii) | Glucose → Glucose 6 phosphate |
| (d) | Phosphoglycerokinase | (iv) | 2 Phosphoglycerate → 2 phosphoenolpyruvate |
1. (a)-(iii), (b)-(i), (c)-(ii), (d)-(iv)
2. (a)-(i), (b)-(iii), (c)-(iv), (d)-(ii)
3. (a)-(iii), (b)-(ii), (c)-(i), (d)-(iv)
4. (a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)
Subtopic: Glycolysis |
59%
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Match column I with column II with respect to ETS in respiration.
1. (a)-(i), (b)-(ii), (c)-(iv), (d)-(iii)
2. (a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)
3. (a)-(ii), (b)-(i), (c)-(iv), (d)-(iii)
4. (a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)
| Column-I | Column-II | ||
| (a) | Complex I | (i) | Succinate dehydrogenase |
| (b) | Complex II | (ii) | NADH dehydrogenase |
| (c) | Complex III | (iii) | Cyt. C oxidase consisting of Cyt. a-a3 |
| (d) | Complex IV | (iv) | Cyt. b-C1 complex |
1. (a)-(i), (b)-(ii), (c)-(iv), (d)-(iii)
2. (a)-(ii), (b)-(iii), (c)-(iv), (d)-(i)
3. (a)-(ii), (b)-(i), (c)-(iv), (d)-(iii)
4. (a)-(iii), (b)-(iv), (c)-(ii), (d)-(i)
Subtopic: Electron Transport Inhibitors |
80%
From NCERT
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Match the Column I (ETS Complex) to Column II (Characteristic) and select the correct option.
1. 1-c, ii-a, iii-d, iv-b
2. i-c, ii-a, iii-b, iv-d
3. i-b, ii-c, iii-d, iv-a
4. i-c, ii-a, iii-b, iv-d
| Column I | Column II | ||
| i. | Complex I | a. | Succinate dehydrogenase |
| ii. | Complex II | b. | Cytochrome c oxidase |
| iii. | Complex III | c. | NADH dehydrogenase |
| iv. | Complex IV | d. | Cytochrome \(bc_1\) complex |
2. i-c, ii-a, iii-b, iv-d
3. i-b, ii-c, iii-d, iv-a
4. i-c, ii-a, iii-b, iv-d
Subtopic: ETS |
81%
From NCERT
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Given are some reactions and the enzymes involved.
Identify the CORRECT pairs.
1. (a)-(iv), (b)-(iii), (c)-(ii), (d)-(i)
2. (a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)
3. (a)-(ii), (b)-(i), (c)-(iv), (d)-(iii)
4. (a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)
Identify the CORRECT pairs.
| Column I | Column II | ||
| a. | \(Fructose-1 , 6 ~diphosphate \rightarrow 3~PGAL~+~DHAP\) | i. | Enolase |
| b. | \(Citrate \rightarrow Cis-aconitate\) | ii. | Thiokinase |
| c. | \(Succinyl~~~CoA \rightarrow succinate \) | iii. | Aconitase |
| d. | \(2PGA \rightarrow PEPA\) | iv. | Aldolase |
2. (a)-(i), (b)-(ii), (c)-(iii), (d)-(iv)
3. (a)-(ii), (b)-(i), (c)-(iv), (d)-(iii)
4. (a)-(iii), (b)-(iv), (c)-(i), (d)-(ii)
Subtopic: Aerobic Respiration |
74%
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Match column-I with column-II and select the correct option
| Column I | Column II | ||
| a. | Cis-asconitate | i. | \(4C-\)compound |
| b. | \(\alpha -\)ketoglutarate | ii. | \(3C-\)compound |
| c. | Fumarate | iii. | \(6C-\)compound |
| d. | \(1,3-\)diphosphoglyceric acid | iv. | \(5C-\)compound |
Subtopic: Glycolysis |
From NCERT
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What does A, B and C depict in the above reaction?
| A | B | C | |
| 1. | Pyruvate dehydrogenase complex | \(CO_2\) | \(NADH~+~H^+\) |
| 2. | \(NADH~+~H^+\) | Pyruvate dehydrogenase complex | \(CO_2\) |
| 3. | \(CO_2\) | \(NADH~+~H^+\) | Pyruvate dehydrogenase complex |
| 4. | Pyruvate dehydrogenase complex | \(NADH~+~H^+\) | \(CO_2\) |
Subtopic: Aerobic Respiration |
87%
From NCERT
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Identify the correct combination of A, B and C involved in lactic acid fermentation.\(C_6H_{12} O_6 \rightarrow A~+~B \rightarrow Lactic ~acid ~+~ C\)
| A | B | C | |
| 1. | \(2NADH~+~H^+\) | \(2NAD^+\) | Pyruvic acid |
| 2. | \(2NADH~+~H^+\) | Pyruvic acid | \(2NAD^+\) |
| 3. | Pyruvic acid | \(2NADH~+~H^+\) | \(2NAD^+\) |
| 4. | Pyruvic acid | \(2NAD^+\) | \(2NADH~+~H^+\) |
Subtopic: Fermentation |
70%
From NCERT
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Match the enzyme involved in Krebs cycle given in column-I with the reactions they catalyse
given in Column-II. Choose the correct option.
1. i-d, ii-b, iii-a, iv-c
2. i-d, ii-c, iii-b, iv-a
3. i-d, ii-c, iii-a, iv-b
4. i-c, ii-b, iii-a, iv-d
given in Column-II. Choose the correct option.
| Column I | Column II | ||
| i. | Isocitrate dehydrogenase | a. | \(Citrate \rightarrow Cis~aconitate\) |
| ii. | Fumarase | b. | \(Succinate \rightarrow Fumarate \) |
| iii. | Aconitase | c. | \(Fumarate \rightarrow Malate \) |
| iv. | Succinate dehydrogenase | d. | \(Isocitrate \rightarrow Oxalosuccinic~acid\) |
2. i-d, ii-c, iii-b, iv-a
3. i-d, ii-c, iii-a, iv-b
4. i-c, ii-b, iii-a, iv-d
Subtopic: Kreb's Cycle |
73%
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