Ratios Are Usually Mathematically Reduced Until Either the Numerator or Denominator

question 47

Multiple Choice

Ratios are usually mathematically reduced until either the numerator or denominator is:

• A) 1.
• B) 10.
• C) 100.
• D) 1,000.
• E) Any of the above

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Definitions:

Nitrogen

A chemical element with symbol N and atomic number 7, an essential component of all living organisms as part of amino acids, proteins, and nucleic acids.

Photoheterotrophs

Organisms that obtain their energy from sunlight but rely on organic substances for their carbon source.

Photoautotrophs

Organisms that carry out photosynthesis to synthesize nutrients from carbon dioxide and water using sunlight as an energy source.

Chemoheterotrophs

Organisms that obtain their energy by consuming organic molecules created by other organisms.