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JEE Advanced levelOne or more correct optionsDifficulty 3 of 3el104

Select the correct statements, using the standard NCERT classification of antibiotics.

  1. AA limited-spectrum antibiotic acts on a wide range of Gram-positive and Gram-negative bacteria
  2. BPenicillin G is a narrow-spectrum antibiotic
  3. CChloramphenicol is a broad-spectrum antibiotic
  4. DChloramphenicol can be used in the treatment of typhoid

Answer: B, C, D

Penicillin G is narrow spectrum, chloramphenicol is broad spectrum and is used in typhoid. A limited-spectrum antibiotic is effective against a single organism or one disease, not a wide range.
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