14 Questions
What is a microorganism?
An organism consisting of a single cell or cell cluster
What contributes to the stunning diversity of prokaryotes?
All of the above
What is the reason behind the greatest genetic diversity of life from microorganisms?
Longer evolution period compared to eukaryotic organisms
Why do we study microbial diversity?
To understand the interrelatedness and evolution of organisms
How many estimated bacterial species exist on the planet?
Approximately 1,000,000
An estimated 1,000,000 bacterial species exist on this planet, according to the Global Biodiversity Assessment, yet fewer than ______ have been described. The greatest genetic diversity of life comes from within the world of microorganisms, yet the least is known about them. (https://www.isme-microbes.org/what-microbial-ecology, 2020)
4500
Introduction Microbial diversity An na Pr ask á( 20 22 6) diverse cell morphologies, diverse colonies on agar plates; diverse physiologies, diverse metabolic pathways, diverse communities in diverse habitats… reason for this stunning diversity of prokaryotes: some ______ of evolution (2 billions longer than that of eukaryotic organisms)
3.8 billion years
Introduction Microbial diversity Why do we study microbial diversity. interrelatedness and ______ of organisms biodiversity and its changes as a result of anthropogenic activities biotechnology vs. pathogenicity, etc.
evolution
Component 1: Phylogenetic (taxonomic) diversity (who is there
phylogenetic
Microorganisms, especially prokaryotes, represent greatest genetic diversity of life An estimated 1,000,000 bacterial species exist on this planet, according to the Global Biodiversity Assessment, yet fewer than ______ have been described. The greatest genetic diversity of life comes from within the world of microorganisms, yet the least is known about them.
4500
Reason for this stunning diversity of prokaryotes: some 3.8 billion years of ______ (2 billions longer than that of eukaryotic organisms)
evolution
Interrelatedness and evolution of organisms ______ and its changes as a result of anthropogenic activities biotechnology vs. pathogenicity, etc.
biodiversity
Physiological diversity of microorganisms An na Pr ask á( 20 22 6) diverse cell morphologies, diverse colonies on agar plates; diverse physiologies, diverse metabolic pathways, diverse communities in diverse habitats… reason for this stunning diversity of prokaryotes: some ______ of evolution (2 billions longer than that of eukaryotic organisms)
3.8 billion years
An estimated 1,000,000 bacterial species exist on this planet, according to the Global Biodiversity Assessment, yet fewer than 4500 have been described. The greatest genetic diversity of life comes from within the world of microorganisms, yet the least is known about ______.
them
Test your knowledge on the physiological diversity of microorganisms with this quiz. Explore the concepts of microbial fueling, autotrophs vs. heterotrophs, and the genetic diversity of microorganisms.
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