1.2 Introduction to Microbes

Question 1

List 4 features found in a virus

Answer 1

Protein coat
Envelope
Nucleic acid
Spikes

Question 2

What characteristics are used to classify viruses?

Answer 2

RNA/DNA
Single stranded/ Double stranded
Enveloped/ Non-enveloped
Positive/ Negative (RNA only)

Question 3

Give 2 examples of DNA based viruses

Answer 3

HPV
Herpes
Hepatitis B

Question 4

Give 2 examples of RNA based viruses

Answer 4

Norovirus
HIV
Measles
Mumps
Ebola

Question 5

Name 4 features of a bacterial cell

Answer 5

Capsule
Cell wall
Flagellum
Ribosomes
Pili 
Circular DNA
Plasmids

Question 6

Name 3 bacterial shapes

Answer 6

Cocci
Bacilli
Spirillus

Question 7

What is an aerobe?

Answer 7

Bacteria that can survive in oxygen

Question 8

What is an anaerobe?

Answer 8

Bacteria that survives in oxygen-free environments

Question 9

Give an example of a Gram positive cocci

Answer 9

Staphylococcus aureus

Question 10

What are:

i. ) single celled fungi called?
ii. ) multicellular fungi called?

Answer 10

i. ) yeasts

ii. ) molds

Question 11

What are:

i. ) single celled parasites called?
ii. ) multicellular parasites called?

Answer 11

i. ) protozoa

ii. ) helminths

Question 12

List the 4 microorganisms that cause disease in humans

Answer 12

Viruses
Bacteria
Parasites
Fungi