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Questions and Answers
What are the essential factors for a medium suitable for a specific group of organisms?
What are the essential factors for a medium suitable for a specific group of organisms?
- Distilled water, carbon dioxide, energy, nitrogen compounds, minerals, growth factors, and pH
- Distilled water, carbon dioxide, organic compounds, nitrogen compounds, minerals, growth factors, and pH
- Tap water, carbon dioxide, organic compounds, nitrogen compounds, minerals, growth hormones, and pH
- Distilled water, carbon, energy, nitrogen, minerals, growth factors, and pH (correct)
Why is distilled water preferred over tap water for preparing microbiological media?
Why is distilled water preferred over tap water for preparing microbiological media?
- Distilled water has a higher pH level which is favorable for microbial growth
- Distilled water is cheaper and more readily available than tap water
- Tap water may contain salts that can inhibit the growth of microorganisms (correct)
- Tap water lacks the essential nutrients required for microbial growth
What distinguishes autotrophs from heterotrophs in terms of carbon sources?
What distinguishes autotrophs from heterotrophs in terms of carbon sources?
- Autotrophs can utilize carbon dioxide for synthesis of all cell materials (correct)
- Heterotrophs rely solely on organic compounds for their carbon source
- Heterotrophs can utilize carbon dioxide for synthesis of all cell materials
- Autotrophs rely solely on organic compounds for their carbon source
Which inorganic sources of nitrogen are mentioned in the text as suitable for microbial growth?
Which inorganic sources of nitrogen are mentioned in the text as suitable for microbial growth?
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Why is it important to consider the carbon source when preparing microbiological media?
Why is it important to consider the carbon source when preparing microbiological media?
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