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Tutorial Unit 5

Total questions: 15

Worksheet time: 8mins

Name
Class
Date
1.

The following characteristics would not be used to classify viruses?

a)

Type of nucleic acid

b)

Symmetry of Capsid

c)

Presence of an envelope

d)

Type of cell wall structure

2.

The viral genome of virus is stored inside of?

a)

Nucleic acid

b)

Capsid

c)

Vaccine

d)

Helical "tail"

3.

Which microorganism best describes the following statements?

- Small and simple infectious agent

- Multiply only in living cells of hosts

- Contain either DNA or RNA

- Genetic material coated by protein called capsid

a)

Parasite

b)

Fungus

c)

Virus

d)

Bacteria

4.

Which of the following is the potential hosts for virus?

I - Human

II - Animal

III - Plants

IV - Bacteria

a)

I, II, III, IV

b)

I Only

c)

I & II

d)

I, II, III

5.

Listed below are the characteristics for?

- "Bacteria eater"

- Complex structure

- Icosahedral "Head" , Helical "tail"

- Viral penetration through injection of nucleic acid

a)

Tobacco mosaic virus

b)

Adenovirus

c)

Bacteriophage

d)

HIV

6.

First successful vaccination against viral diseases, by using cowpox virus to demonstrate the immunity to smallpox virus was discovered by?

a)

Albert Einstein

b)

Robert Koch

c)

Louis Pasteur

d)

Edward Jenner

7.

Which of the following is the example that represents the characteristics as shown in the picture?

a)

Poliovirus

b)

Human Immunodeficiency Virus (HIV)

c)

Adenovirus

d)

Bacteriophage

8.

Which of the following picture shown the example of Icosahedral structure of virus?

a)
b)
c)
d)
9.

The statements below related to which capsid symmetry of virus?

- Proteins arranged in circular fashion, creating a disc like shape

- Structure has a capsid with central cavity containing genetic material

- E.g: Tobacco Mosaic Virus

a)

Complex

b)

Icosahedral

c)

Helical

10.

Capsomere is the basic morphological sub unit of the viral capsid

a)

TRUE

b)

FALSE

11.

RNA viruses have higher rate of mutation in comparison with DNA viruses

a)

TRUE

b)

FALSE

12.

Example of RNA viruses include:

I - Coronavirus

II - Poliovirus

III - HI-Parvovirus

IV - Herpes Simplex Virus

a)

I & II

b)

I, II, III

c)

III & IV

13.

Rearrange the following statements following the sequence in Viral Replication Process

1 - Viral Release

2 - Viral Assembly

3 - Viral Protein Synthesis

4 - Viral Replication

5 - Viral Uncoating

6 - Viral Penetration

7 - Viral Attachment

a)

7,6,5,4,3,2,1

b)

1,2,3,4,5,6,7

c)

1,3,4,5,2,6,7

14.

Listed below are the mechanisms involved in?

- Translation

- Membrane Fusion

- Endocytosis

- Injection of Nucleic acid

a)

Viral Assembly

b)

Viral Uncoating

c)

Viral Penetration

d)

Viral Release

15.

Common viral diseases include all the answers below except?

a)

Syphilis

b)

Flu

c)

Human Immunodeficiency Disease / AIDS

d)

Mumps, Measles, Rubella