MCQs Mock Test for Lab Technicians and Technologists: Chapter 46

Primary mediators in anaphylaxis

Staphylococcus aureus was isolated by

Disease that effects many people at different countries is termed as

If a person can be infected by direct contact with infected tissue of another person, it is termed as

The ability of a pathogen to spread in ths host tissues after establishing the infection is known as

Mycorrhiza was first observed by

The e lectron passed out from the specimen are called

Phagocytic theory was proposed by

Compound Microscope was discovered by

L – forms are discovered by

The inventor of Microscope is

Serum sickness reaction was discovered by

Viral infection of bacteria was discovered by

The magnefication power of electron microscope developed by Knell and Ruska is

Term vaccine was coined by

The term bacteriophage was coined by

The transfer of genetic material during transformation is proved basing on Griffith’s experiment by

Electron Microscope was discovered by

Anaphylaxia was first observed by

First Pasteur conducted fermentation experiments in

If the vectors transmit the infection mechanically they are called

Magnification range of light microscope is

Who perfected a magnetic lens in 1927

If 10x and 40x objectives are used (air is the medium), the numerical aperture is

Source of light in fluorescence microscopy is from

Reduction of virulence is known as

The ability of Microscope to distinguish two objects into two separate objects, is called.

Vibrio Cholerae was discovered by

Pseudomonas aeruginosa was first named

The lethal dose required to kill 50% of the lab animals tested under standard called

The causative organism of rocky mountain spotted fever was first described by

Which is the following enzyme acts as a spreading factor?

Modern concepts of chemotherapy was proposed by

Light gathering capacity of Microscope is called

Streptococcus pneumoniae was isolated by

Arthus reaction was discovered by

Enhancement of virulence is known as

The most important virulence factors are

In electron microscope source of electrons is from

Mycobacterium lepree was discovered by

The role of phagocytosis was discovered by

Mycobacterium tuberculosis was first discovered by

The virulence of a pathogen is usually measured by

Hybridoma technique was developed by

Condensation of light in light Microscope is by

Electron microscope gives magnification upto

E.coli was first isolated by

Limit of resolution of compound microscope is

B.anthracis was isolated by

Eye cannot resolve any image less than