Bacteria and Gram Staining - Mock Test 19

Question 181

Virulence of the microorganisms can be reduced by?

A) Attenuation B) A virulence C) Inactivation D) Freezing

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Question 182

Virion means?

A) Infectious virus particles B) Non-infectious particles C) Incomplete particles D) Defective virus particles

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Question 183

Rancidity of stored foods is due to the activity of?

A) Toxigenic microbes B) Proteolytic microbes C) Saccharolytic microbes D) Lipolytic microbes

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Question 184

Vrial genome can become integrated into the bacterial genomes are known as?

A) Prophage B) Temperatephage C) Bacteriophage D) Metaphage

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Question 185

An example for common air borne epidemic disease?

A) Influenza B) Typhoid C) Encephalitis D) Malaria

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Question 186

The most infectious food borne disease is?

A) Tetanus B) Dysentery C) Gas gangrene D) Botulism

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Question 187

A bacterium containing prophage is called as?

A) Lytic B) Lysogen C) Lytogen D) None of these

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Question 188

Koplic spots observed in the mucous membrane is characteristic feature of the disease?

A) Rubella B) Measles C) Mumps D) Influenza

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Question 189

Diphtheria is caused by?

A) Corynebacterium B) Staphylococcus C) Streptococcus D) None of these

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Question 190

The test used to detect the deamination of the amino acids by bacteria?

A) Nessler’s reagent test B) Proteolytic test C) Lactose test D) Rose aindole reagent test

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