Introduction to Microbiology Quiz

Origin of Microbiology

• The name 'microbiology' is derived from three Greek words.

Definition of Microbiology

• Microbiology studies microorganisms, including their structure, function, and interactions with the environment.

Early Microscopy

• Antonie van Leeuwenhoek made the first useful microscopes and was the first to observe and describe single-celled organisms.

Microscope Requirements

• A compound light microscope is usually required for studying microorganisms.

Habitat of Microorganisms

• Microorganisms can be found almost everywhere, in various environments and ecosystems.

Improvements in Microscopy

• Christiaan Huygens improved the design of Leeuwenhoek's microscope and drew detailed descriptions of plant cells and some microbes.

Development of Antibiotics

• German chemist Gerhard Domagk developed the first useful drug against a variety of bacterial infections.

Parasitology

• Parasitology is the branch of microbiology concerned with the study of parasites.

Microorganisms in the Air

• Italian priest and biologist Lazzaro Spallanzani demonstrated that microorganisms are present in the air.

Discovery of Penicillin

• Sir Alexander Fleming discovered penicillin, a natural antibiotic.

Virology

• Virology is the branch of microbiology concerned with the study of viruses.

Mycology

• Mycology, as a branch of microbiology, focuses on the study of fungi, including their structure, function, and interactions with the environment.

Streptomycin

• American microbiologist Selman Waksman discovered streptomycin as an antibiotic.

Phycology

• Phycology is the branch of microbiology concerned with the study of algae.

Syphilis Treatment

• German scientist Paul Ehrlich synthesized the first successful (but very toxic) drug against syphilis.

Beneficial Bacteria

• Only about 1-2% of known species of bacteria are considered beneficial.