1.The protein coat surrounding to the nucleic acid are called...?
A- capsid
B- Capsomers
C- Both
D- None
2.Virus is..?
A-Infectious agent
B-Non- infectious agent
C- Both
D-none
3.Virus is seen in...?
A-electron microscope
B- Simple microscope
C-light microscope
D- Both A & C
4.Study of virus is also known as...?
A-microbiology
B-physiology
C- Both
D- Virology
5.The Range of virus is...?
A- 20 to 300nm.
B- 10 to 200nm.
C- None
D- Both
6.A fully developed infectious viral particle is called..?
A-protien
B-virion
C-virus
D- A and C
7.The morphology of virus is classified into...?
A- 4
B-2
C-3
D-4
8.The example of helical virus is...?
A- Ebola hemorrhagic fever virus
B- Adeno virus
C- Herpes virus
D- all of them
9.DNA and RNA are the classification of...?
A- Fungi
B-virus
C-protozoa
D- Bacteria
10.The multiplication and maturation take place in..?
A- Lysosome
B-cytoplasm
C-both
D- None
11.Reproduction of the virus takes place in…?
A- Cytoplasm
B-nucleus
C- Both
D- None
12.Which is the process in which the virus loses its outer layer and capsid...?
A- Penetration
B-uncoating
C-adsorption
D-maturation
13.The time taken for a single cycle of replication of it’s about...?
A-15-30hours for animal viruses
B-10-20hours for animal viruses
C- Both
D- None
14.The most of the virus can be cultivated in...?
A- Laborotory animal
B- Chick embroyos
C- Cell culture
D- all of them
15.The viruses are identified by testing for mathod...?
A-inoculation
B- Neutralization
C-none
D-both
16.The viral particles are konw as...?
A- Virions
B- Genetic material
C- Capsid
D-protien
17.The most virus species have virions that are too small to be seen in...?
A- Optical microscope
B- Light microscope
C- None
D- Both
18.The site of viral synthesis depends on the type of..?
A-fungi
B-virus
C-pox virus
D- all of them
19.Replication of viral is..?
A-nucleic acid
B-amino acid
C-both
D-none
20.None -enveloped viruses are present intracellularly as..?
A- Fully developed virion
B- Developed virion
C-both
D- None
21.Virus can replicate only in..?
A-none living cell
B- Living cell
C- Only cell
D-all of them
22.In bacterial viruses release take place by..?
A-lysis of infected bacterium
B-cell lysis
C-both
D-none
23.The virus is adsorbed at a paticular site on the host cell which is called..?
A- Receptor
B-virions
C-random collision
D-all of them
24.Several viruses have complicated structure which is called..?
A-helical viruses
B- Polyhedral viruse
C-complex virus
D-all of them
25.The bacteriophage or phages are example of..?
A- Complex virus
B-helical virus
C-both
D-none
SEE ANSWERS
ANSWERS OF PREVIOUS QUIZ 8
1. Micron(micrometer) µ m2. 0.2-1.5 µ m in diameter and 3-5 µm in length
3. Unicellular
4. Flagella
5. Flagella
6. Cytoplasmic membrane
7. Cell membrane
8. Both B & C
9. All of the Above
10. Require organic source of carbon
11. 37*C
12. All of the above
13. 6.5-7.5
14. All of the above
15. Both
16. Chlorophyll
17. Capsule
18. Both A & C
19. Water
20. Neutral & alkaline pH
21. All of the above
22. Bacteriology
23. Ribosome
24. Monotrichous
25. Peritrichous
