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Top 15 Questions to Test Your Knowledge About Microbiology

Microbiology is the study of microorganisms, the smallest living organisms and their structure. Improve your knowledge in this field by solving this quiz.
Manali Dingorkar
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Centromere is the central part of chromosome where Chromatids are attached. That means two identical copies of chromosomes formed by DNA replication are joined by Centromere.
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Archaeon is most primitive and these microorganisms have extremely distinct molecular characteristics.
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Pigment bearing structure of bacteria are Chromatophores. It is nothing but a group of colorfull cells found in fish, reptiles, etc. They are responsible for generating eye and skin color in amphibians.
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Viral infection of bacteria was discovered by bacteriologist Frederick Twort in 1915. He did amazing work in the field of microbiology.
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The word cell was first used by a British scientist  Robert Hooke in 1965.
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Mycobacterium leprae was discovered by Gerhard Armauer Hansen in 1873. He is known for great work done in the field of epidemiology.
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Three domain system is a biological classification of cellular life forms into 3 domains, Archaea, Bacteria, and Eukarya. Carl Woese was an American microbiologist.
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Hydrogen atom has the smallest structure and it has 1 proton and 1 electron.
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Penicillium is a genus of ascomycetous fungi commonly found in soil, dried foodstuffs, etc.
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Acid fastness is a property that gives a bacterium the ability to resist decolorization by acids during staining procedures.
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Coulter counter is an electronic apparatus used to count number of bacteria and other microorganisms.
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Chemotrophs are a class of organisms which gets their energy by oxidizing electron donors or chemical compounds. They usually perform chemosynthesis. Like Phototrophs, they can not use sunlight.
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The first antibody to contact invading microorganisms was IgM. During the first encounter with a virus, a primary antibody response occurs. IgM antibody appears first, followed by IgA on mucosal surfaces or IgG in the serum.
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Heterolactic acid bacteria produce carbon dioxide and ethanol and also lactic acid. While in homolactic fermentation, one molecule of glucose is converted to two molecules of lactic acid.
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The pigment present in red algae are chlorophylls, phycobilins, carotenoids: carotenes and xanthophylls. Red algae or Rhodophyta is used for treating some diseases, and also capable of boosting the immune system.
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