Basic Science : Systematics Viruses Viroids Prions QUESTIONS AND ANSWERS :: part11 : 6 to 10
Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :
6.The latest view for the origin of viruses is |
| They have arisen from nucleic acid and protein found in primitive soup |
| They arose from bacteria as a result of loss of cell wall, ribosomes, etc. |
| They arose from some bacteria which developed a nucleus only |
| They are modified plasmids which are in fact the fragments of nucleic acids of the host |
7.Viral genome that has been integrated and incorporated with bacterial genome is called |
| DNA |
| Prophase |
| RNA |
| Both B and C |
8.Which of the following is false? |
| Most plant viruses are RNA viruses |
| Most animal viruses are DNA viruses |
| TMV has a doubled stranded RNA |
| T4 bacteriophage has double stranded DNA molecule |
9.Which one is caused by virus |
| Malaria |
| Polio |
| Plague |
| Tuberculosis |
10.Viral envelope contains |
| Lipids |
| Proteins |
| Carbohydrates |
| All the above |
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