Virus and Viriods
Virus and Viriods MCQs 1. A virus is made up of _______. (a) Protein coat and nucleic acid (b) Protein coat and mitochondria (c) Nucleic acid and cell membrane (d) Nucleic acid, cell wall and cell membrane Sol: (a) Protein coat and nucleic acid. 2. The protein coat of viruses that enclose the genetic material is called _______. (a) Virion (b) Capsid (c) Peplomers (d) Capsomers Sol:(b) Capsid. 3. Which of the following is the genome of the virus? (a) DNA (b) RNA (c) DNA or RNA (d) DNA and RNA Sol:(c) DNA or RNA 4. The viral genome is enveloped in a protein coat known as (a) Capsid (b) Outer envelope (c) Capsomere (d) Nucleic Sol: (a) Capsid. 5. Viruses that attack bacteria are called_______. (a) Virophage (b) Lysophage (c) Bacteriophage (d) None of the above Sol:(c) Bacteriophage. 6. Which of the following statements are true about the viruses? (a) Free-living (b) Obligate parasites (c) Both (a) and (b) (d) None of the above Sol:(b) Obligate parasites. 7. Which of the following has...