Multiple choice

Selective and Differential Media used to distinguish among different organisms and desired microbes ||| |---|---| |(a) Sabouraud glucose agar|(i) used to identify Streptococcus pyogenes| |(b) Blood agar|(ii) used to isolate fungi| |(c) Bismuth sulphite agar|(iii) used to isolate Salmonella typhi|

Correct match is

  1. (a) - i, (b) - ii, (c) - iii

  2. (a) - ii, (b) - i, (c) - iii

  3. (a) - iii, (b) - ii, (c) - i

  4. (a) - ii, (b) - iii, (c) - i

  5. (a) - i, (b) –iii, (c) - ii
Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

(a) Sabouraud glucose agar - inhibits most bacteria and is used to isolate fungi, (b) Blood agar - used to identify organisms that lyse red blood cells (Streptococcus pyogenes, )(c) Bismuth sulphite agar - inhibits gram-positive and most gram-negative bacteria, used to isolate Salmonella typhi.

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