MCQs Mock Test for Lab Technicians and Technologists: Chapter 62

The medium used in membrane filter technique was

Discontinuous heating is called

Which of the following is an acid-fast bacillus_______?

The difference between gram positive and negative bacteria lies in their_____?

Diphtheria is pathogenic only when infected with_______?

Elek’s gel diffusion test is used for the detection of

Separation of a single bacterial colony is calle

Wh ich of the fo l low ing induces dimerisation of thymine?

For uniform staining reaction, morphology and biochemical activity it is advisable to study bacterial cultures during the_____?

The bacterial culture prepared by pure culture method is

A protoplast is best characterized as a bacterial cell_______?

Isolation is

The causative organism of syphilis is_____?

Bacteria reproduce mainly by_____?

Which of the following is ionizing radiation?

Group A B-hemolytic streptococcal infection of the pharynx may be followed in some by______?

Endotoxin have all but one of the properties given below____?

Temperature required for pasteurization is

The specific test for Treponema pallidum is_____?

L-Lysine is produced from

The technique used to avoid all microorganisms is accomplished by

Staphylococci typically occur in_______?

The virulence factors of Neisseria gonorrhea include all of the following except______?

Theobacillus thio oxidans grow at pH

Slow freezing requires the conditions

The most common site where organisms are present in a typhoid carrier is______?

Algae are rich in

Which of the following is a neutral stain?

Which regards to temperature requirement, most pathogenic bacteria are_____?

An oxidase-positive, gram-negative rod which produces a bluish-green pigment has been grown in culture from a swab obtained from an infected burn wound. This organism is susceptible to gentamicin, ticarcillin and tobramicin, but resistant to all the other antibiotics which of the following organisms is it likely to be ?

One of the following is an agglutination test in the diagnosis of typhoid____?

The commonest method of detection of diptheria carriers is___?

When food material are preserved at a temperature just above freezing temperature, the process is called.

Which of the fo l low ing method of sterilization has no effect on spores?

Organ of locomotion in bacteria is______?

One of the following is a treponemal test for diagnosis of syphilis______?

In a patient with typhoid, diagnosis after 15 days of onset of fever is best done by_____?

Toxic shock syndrome is due to the following virulence factor_____?

A culture medium the exact composition of which is not known was called as

Thermal death time is

Peptone water medium is an example for

Treponema pa l l idum can be best indentified using

The genetic ability of a bacterium to grow in the presence of several antibiotics is passed in vivo from one bacterium to another by_____?

Autoclaving is carried at

The orderly increase in the quantity of all of the cellular components is known as

The method in which the cells are frozen dehydrated is called

Temperature in pasteurization is

Lysol is a

Causative agents of Vincent’s angina_____?

All of the following are true of streptococcus except____?