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12 Questions

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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?

Breaking down dead organisms Signup and view all the answers

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

Intestinal tract Signup and view all the answers

What is the significance of studying Escherichia coli to scientists?

Learning about cell composition and workings Signup and view all the answers

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

Aristotle Signup and view all the answers

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

Anton Van Leeuwenhoek Signup and view all the answers

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

Rotting meat carefully kept from flies will produce maggots. Signup and view all the answers

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

Microbial intoxication Signup and view all the answers

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

Ancient existence and importance in the ecosystem. Signup and view all the answers

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

Viruses Signup and view all the answers