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is a standard abbreviation used for the quantitative expression of:

  1. A
    A certain pesticide
  2. B
    The density of bacteria in a medium
  3. C
    A particular pollutant
  4. D
    The dominant Bacillus in a culture

Solution & Step-by-step Explanation

Decibel () is the standard unit used to measure the intensity or loudness of sound. It is commonly used as a quantitative expression for noise pollution (a particular pollutant).

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is a standard abbreviation used for the quantitative expression of:
A
A certain pesticide
B
The density of bacteria in a medium
C
A particular pollutant
D
The dominant Bacillus in a culture

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Environmental IssuesNoise PollutionDecibel

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