IV

Question 1

size of cells, arrangement, occurrence of special structures and developmental forms, staining reactions,
motility and flagellar arrangement

Answer 1

Morphological

Question 2

identification of major chemical constituents of the cell (e.g. lipopolysaccharide in cell wall, teichoic
acids or capsule)

Answer 2

Chemical composition

Question 3

nutrients and physical requirements

Answer 3

Cultural

Question 4

manner in which the microorganism carries out the chemical processes of life

Answer 4

Metabolic/Biochemical

Question 5

special large chemical components (antigens) of the cell distinctive for certain kinds of microorganisms;
antibodies is used as a tool for identification

Answer 5

Antigenic

Question 6

characteristic of the genetic materials of the cell (DNA), other structures that carry genes like plasmid

Answer 6

Genetic

Question 7

the ability of the microorganism to cause disease

Answer 7

Pathogenicity

Question 8

Habitat and distribution of the organisms in nature and the interactions between and among species in natural
environment

Answer 8

Ecological