Multiple choice

Directions: Choose the word that substitutes the following phrase.

Any microscopic organism especially a disease causing bacteria

  1. Microbe

  2. Virus

  3. Germ

  4. Bacillus
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A Correct answer
Explanation

A microbe is a general term for any microscopic organism, particularly those that cause disease, such as bacteria. While 'germ' is a common synonym, 'microbe' is the more formal scientific term for these organisms. 'Virus' and 'bacillus' are more specific types of microbes.

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