Multiple choice

A microorganism richest in protein:

  1. Chlorella

  2. Morchella

  3. Spirulina

  4. Saprolegnia
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Spirulina is a cyanobacterium (blue-green algae) that contains 60-70% protein by dry weight, making it one of the richest natural sources of protein. While Chlorella is also protein-rich, Spirulina has higher protein content and is commonly used as a protein supplement.

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