Microbiology Quizs

An agent that destroys bacteria, but not necessarily their spores

• Bactericide

• Antiseptic

• Disinfectant

• Fungicide

A coating that surrounds some bacterial cells; a loose gel-like structure that, in pathogenic bacteria, helps to protect against phagocytosis

• Capsule

• Cell wall

• Plasma membrane

• Endospore

A disease that may be transmitted directly or indirectly from one individual to another

• Non-communicable

• Communicable

• Chronic

• Genetic

Disease that occurs continuously in a particular region

• Epidemic

• Pandemic

• Endemic

• Sporadic

A bacterial toxin produced within a living cell and secreted into its surrounding medium

• Endotoxin

• Exotoxin

• Cytotoxin

• Neurotoxin

Chlorine-containing compounds

• Bleaches (hypochlorites)

• Sodium bicarbonate

• Acetic acid

• Calcium carbonate

A microorganism that prefers an environment devoid of oxygen, but has adapted so that it can live and grow in the presence of oxygen

• Obligate anaerobe

• Facultative aerobe

• Aerotolerant anaerobe

• Microaerophile

A form of infection caused by a pathogen or agent not normally present in the body

• Endogenous infections

• Exogenous infections

• Chronic infections

• Acute infections

An agent destructive to viruses

• Bactericide

• Fungicide

• Virucide

• Insecticide

A toxin that is produced within and/or affects the intestines

• Neurotoxin

• Cytotoxin

• Enterotoxin

• Hemotoxin