MCQOPTIONS
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MCQOPTIONS
This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Biology knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is responsible for the storage of genetic material? |
| A. | DNA |
| B. | RNA |
| C. | Proteins |
| D. | Ribosome |
| Answer» B. RNA | |
| 2. |
Which of the following is responsible for the transmission of genetic information? |
| A. | DNA |
| B. | RNA |
| C. | Proteins |
| D. | Mitochondrion |
| Answer» C. Proteins | |
| 3. |
RNA codes are used for translation into which of the following? |
| A. | Genes |
| B. | DNA |
| C. | Proteins |
| D. | Carbohydrate |
| Answer» D. Carbohydrate | |
| 4. |
At what rate does the RNA mutate as compared to DNA? |
| A. | Faster rate |
| B. | Slower rate |
| C. | Moderate rate |
| D. | Depending on the medium |
| Answer» B. Slower rate | |
| 5. |
The presence of which base in the place of uracil makes the DNA more stable? |
| A. | Adenine |
| B. | Cytosine |
| C. | Thymine |
| D. | Guanine |
| Answer» D. Guanine | |
| 6. |
Which of the following statements is correct regarding DNA and RNA? |
| A. | DNA is highly reactive |
| B. | RNA is not catalytic |
| C. | RNA cannot be easily degraded |
| D. | DNA is a better genetic material than RNA |
| Answer» E. | |
| 7. |
What will happen when the 2 complementary strands of the DNA are heated up and brought together? |
| A. | They will repel each due to the charges formed |
| B. | They will attract each other due to the charges formed |
| C. | They will become non-complementary to each other |
| D. | They will combine with each other under appropriate conditions |
| Answer» E. | |
| 8. |
Stability of the genetic material can also be inferred from the “transforming principle”. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
Stability is not a property of genetic material. |
| A. | True |
| B. | False |
| Answer» C. | |
| 10. |
Which of the following criterion cannot be fulfilled by protein? |
| A. | Formation of polypeptide chains |
| B. | Generation of its replica |
| C. | Formation of alpha helix and beta sheets |
| D. | Non covalent bonds are present between amino acids |
| Answer» C. Formation of alpha helix and beta sheets | |
| 11. |
Which of the following is not a characteristic of RNA? |
| A. | It has ribose sugar molecules in the nucleotides |
| B. | It is a single stranded molecule |
| C. | It is not stable under alkaline conditions |
| D. | All the 3 types of RNA are involved in protein synthesis |
| Answer» D. All the 3 types of RNA are involved in protein synthesis | |
| 12. |
Which of the following criterion needn’t be fulfilled by the genetic material? |
| A. | Occurrence of replication |
| B. | Should be able to express itself in the form of “Bohr’s characters” |
| C. | Provision of scope for the mutation that is required for evolution |
| D. | It should be chemically and structurally stable |
| Answer» C. Provision of scope for the mutation that is required for evolution | |