McqMate
These multiple-choice questions (MCQs) are designed to enhance your knowledge and understanding in the following areas: All India Pre Medical Test (AIPMT) .
Chapters
| 151. |
How many nucleotide present in DNA molecule which consist pair of 2000 N2 base? [MP.PMT 1994] |
| A. | 2,000 |
| B. | 5,000 |
| C. | 10,000 |
| D. | 40,000 |
| Answer» C. 10,000 | |
| 152. |
Which one is not gain by the hydrolysis of nucleoside? [DPMT 1996] |
| A. | Purine |
| B. | Pentose sugar |
| C. | Phosphoric acid |
| D. | Pyrimidine |
| Answer» C. Phosphoric acid | |
| 153. |
Enzyme by natured: [CET chd 1998] |
| A. | vitamin |
| B. | carbohydrate |
| C. | polypeptide |
| D. | Fatty acid |
| Answer» C. polypeptide | |
| 154. |
The pair of nitrogen base in DNA is conjugated with [PB PMT 1997] |
| A. | Disulphide bond |
| B. | Hydrogen bond |
| C. | Peptide bond |
| D. | Glycosidic bond |
| Answer» B. Hydrogen bond | |
| 155. |
The prosthetic group which is in the structure of enzyme [Manipal PMT 1997] |
| A. | Loosely combining |
| B. | tightly binding |
| C. | It contain organic or inorganic structure |
| D. | only inorganic |
| Answer» C. It contain organic or inorganic structure | |
| 156. |
Enzyme speed up rate of reaction by [C.B.S.E. 2000] |
| A. | Combining with product |
| B. | Forming reaction product complex |
| C. | Changing equilibrium of reaction |
| D. | Covering activation energy |
| Answer» D. Covering activation energy | |
| 157. |
The catalytic efficiency of two different enzymes can be compared by the |
| A. | The Km value |
| B. | The PH qutimum value |
| C. | Formation of the product |
| D. | Molecular size of the enzyme |
| Answer» A. The Km value | |
| 158. |
Which of the following cell organelles is rich in catabolic enzyme [PMT 2007] |
| A. | Ribosome |
| B. | chloroplast |
| C. | Mitochondria |
| D. | Golgicomplex |
| Answer» C. Mitochondria | |
| 159. |
Enzyme which help in electron transfer are: [B.H.U. 1998] |
| A. | Cytochrome |
| B. | Isomerase |
| C. | Protease |
| D. | All of above |
| Answer» A. Cytochrome | |
| 160. |
The enzyme which fixes CO2 in C4 plant is [C.B.S.E. 2000] |
| A. | Hydrogenase |
| B. | PEP carboxyl ase |
| C. | Reductase |
| D. | RuBp carboxylase |
| Answer» B. PEP carboxyl ase | |
| 161. |
Enzyme involved in hydrolysis of starch to maltose is called: [PMT 1999] |
| A. | Sucrase |
| B. | Amylase |
| C. | Lactase |
| D. | Maltase |
| Answer» B. Amylase | |
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