Q. No.Enzyme that is used to convert starch into maltose is:
1. Diastase
2. Maltase
3. Zymase
4. Invertase
1. Diastase
2. Maltase
3. Zymase
4. Invertase
Subtopic: Vitamins, Hormones & Enzymes |
From NCERT
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Match the following enzymes given in Column I with the reactions they catalyze given in Column II.
| Column I (Enzymes) | Column II (Reactions) | ||
| A. | Invertase | 1. | Decomposition of urea into NH3 and CO2 |
| B. | Maltase | 2. | Conversion of glucose into ethyl alcohol. |
| C. | Zymase | 3. | Hydrolysis of maltose into glucose. |
| D. | Urease | 4. | Hydrolysis of cane sugar. |
Codes:
| Options: | A | B | C | D |
| 1. | 2 | 3 | 4 | 1 |
| 2. | 3 | 1 | 4 | 2 |
| 3. | 1 | 4 | 3 | 2 |
| 4. | 4 | 3 | 2 | 1 |
Subtopic: Vitamins, Hormones & Enzymes |
83%
From NCERT
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Which of the following metal ions activates many enzymes participating in the oxidation of glucose to produce ATP and with Na it is also responsible for the transmission of nerve signals:
1. Copper
2. Calcium
3. Potassium
4. Iron
Subtopic: Vitamins, Hormones & Enzymes |
74%
From NCERT
NEET - 2020
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Among the options provided, which acid is classified as a vitamin?
| 1. | Aspartic and | 2. | Ascorbic acid |
| 3. | Adipic acid | 4. | Saccharic acid |
Subtopic: Vitamins, Hormones & Enzymes |
89%
From NCERT
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Match List I with List II:
Select the correct options:
1. i ‐ A, ii ‐ B, iii ‐ C, iv ‐ D
2. i ‐ B, ii ‐ A, iii ‐ C, iv ‐ D
3. i ‐ C, ii ‐ D, iii ‐ A, iv ‐ B
4. i ‐ D, ii ‐ A, iii ‐ B, iv ‐ C
| List I (Vitamins) |
List II (Deficiency Diseases) |
||
| i. | Vitamin B12 | a. | Beri Beri |
| ii. | Vitamin B1 | b. | Cheilosis |
| iii. | Vitamin B2 | c. | Convulsions |
| iv. | Vitamin B6 | d. | Pernicious anemia |
1. i ‐ A, ii ‐ B, iii ‐ C, iv ‐ D
2. i ‐ B, ii ‐ A, iii ‐ C, iv ‐ D
3. i ‐ C, ii ‐ D, iii ‐ A, iv ‐ B
4. i ‐ D, ii ‐ A, iii ‐ B, iv ‐ C
Subtopic: Vitamins, Hormones & Enzymes |
89%
From NCERT
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Subtopic: Vitamins, Hormones & Enzymes |
82%
From NCERT
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Cheilosis occurs due to a deficiency of:
| 1. | Thiamine | 2. | Nicotinamide |
| 3. | Pyridoxamine | 4. | Riboflavin |
Subtopic: Vitamins, Hormones & Enzymes |
67%
From NCERT
NEET - 2023
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The RBC deficiency is a deficiency disease of:
1. Vitamin B1
2. Vitamin B2
3. Vitamin B12
4. Vitamin B6
Subtopic: Vitamins, Hormones & Enzymes |
86%
From NCERT
NEET - 2021
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Which one of the following is a water-soluble vitamin, that is not excreted easily?
1. Vitamin B2
2. Vitamin B1
3. Vitamin B6
4. Vitamin B12
1. Vitamin B2
2. Vitamin B1
3. Vitamin B6
4. Vitamin B12
Subtopic: Vitamins, Hormones & Enzymes |
88%
From NCERT
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Subtopic: Vitamins, Hormones & Enzymes |
91%
From NCERT
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