Which one of the following living organisms gives litmus?

  1. A. Protozoa
  2. B. Virus
  3. C. Lichen
  4. D. Saccharomyces

Correct Answer: C. Lichen

Explanation

Litmus is a natural dye extracted from lichens, which are composite organisms formed by a symbiotic relationship between algae and fungi.

Related questions on Biology

Practice more CDS General Knowledge questions