Microbiology Basics
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Questions and Answers

Which process is known for microbes to produce oxygen?

  • Oxidative phosphorylation
  • Fermentation
  • Photosynthesis (correct)
  • Respiration

What is the primary role of Indigenous Micro Biota in the human body?

  • Breaking down dead organisms
  • Producing oxygen
  • Inhibiting the growth of pathogens (correct)
  • Causing infections

What type of bacteria is Escherichia coli (E coli)?

  • Opportunistic (correct)
  • Pathogenic
  • Photosynthetic
  • Decomposer

What is the main role of Decomposers/Saprophytes in ecosystems?

<p>Breaking down dead organisms (B)</p> Signup and view all the answers

In what part of the body does Escherichia coli (E coli) reside without causing harm?

<p>Intestinal tract (B)</p> Signup and view all the answers

What is the significance of studying Escherichia coli to scientists?

<p>Learning about cell composition and workings (A)</p> Signup and view all the answers

Who proposed the theory of spontaneous generation, suggesting that life can arise from nonliving matter?

<p>Aristotle (A)</p> Signup and view all the answers

Which scientist used a compound light microscope and is credited with the discovery of cells?

<p>Anton Van Leeuwenhoek (C)</p> Signup and view all the answers

What did Francesco Redi demonstrate to refute the theory of spontaneous generation?

<p>Rotting meat carefully kept from flies will produce maggots. (A)</p> Signup and view all the answers

Which category of diseases results from a person ingesting a toxin produced by a microbe?

<p>Microbial intoxication (A)</p> Signup and view all the answers

Archaea and Cyanobacteria are considered candidates for being the first microbes on Earth due to their:

<p>Ancient existence and importance in the ecosystem. (D)</p> Signup and view all the answers

Who is often referred to as 'acellular microbes' or 'infectious particles' rather than microorganisms?

<p>Viruses (C)</p> Signup and view all the answers

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