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Questions and Answers
Which type of microorganism uses energy from light photons?
Which type of microorganism uses energy from light photons?
- Mixotrophs
- Chemotrophs
- Photoautotrophs (correct)
- Heterotrophs
What is the main difference between autotrophs and heterotrophs?
What is the main difference between autotrophs and heterotrophs?
- Autotrophs use light energy for growth, while heterotrophs use chemical bonds' energy.
- Autotrophs fix CO2 for carbon, while heterotrophs use glucose as a carbon source. (correct)
- Autotrophs use organic carbon molecules, while heterotrophs use inorganic carbon.
- Autotrophs are mixotrophic, while heterotrophs are not.
Which of the following is an example of a lithoautotroph?
Which of the following is an example of a lithoautotroph?
- Thiobacillus (correct)
- Protists
- Cyanobacteria
- Green plants
What is the main energy source for organoheterotrophs?
What is the main energy source for organoheterotrophs?
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Which microorganism type utilizes hydrogen-oxidizing and sulfur-oxidizing metabolic pathways?
Which microorganism type utilizes hydrogen-oxidizing and sulfur-oxidizing metabolic pathways?
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What is the primary carbon source for photoheterotrophs?
What is the primary carbon source for photoheterotrophs?
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Which of the following is characteristic of mixotrophs?
Which of the following is characteristic of mixotrophs?
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What distinguishes chemoautotrophs from photoautotrophs?
What distinguishes chemoautotrophs from photoautotrophs?
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Which of the following is incorrect about Cyanobacteria?
Which of the following is incorrect about Cyanobacteria?
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Which of the following microorganisms can be considered mixotrophic by their metabolism?
Which of the following microorganisms can be considered mixotrophic by their metabolism?
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