Question

In Whittaker's five kingdom classification, eukaryotes were assigned to:

• A. All the five kingdoms
• B. Only four of the five kingdoms
• C. Only three kingdoms
• D. Only one kingdom

Answer 1

Answer: (B)

Only four of the five kingdoms

• The five-kingdom classification was proposed by R. H. Whittaker in the year 1969.
• The kingdom Monera is comprised of unicellular prokaryotic organisms. The other four kingdoms, Protista, Fungi, Plantae, and Animalia are composed of all the eukaryotic unicellular and multicellular organisms.
  

Thus, the correct answer is option B.