Question:

In which kingdom would you classify the archaea and nitrogen-fixing organism, if the five-kingdom system of classification is used:

Updated On: Aug 13, 2024
  • Plantae
  • Fungi
  • Protista
  • Monera
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The Correct Option is D

Solution and Explanation

In the five-kingdom system of classification, archaea would be classified under the kingdom Monera. Nitrogen-fixing organisms, which can include certain bacteria, are also typically classified in the kingdom Monera due to their prokaryotic nature.

So, the correct option is (D): Monera

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Concepts Used:

Kingdom Monera

Characteristics of Monera Kingdom

The organisms in this kingdom have the following characteristics: -

  • Monerans are single-celled creatures.
  • The cell wall is made up of peptidoglycan and is stiff.
  • Binary fission is asexual reproduction.
  • They have 70S ribosomes in them.
  • The locomotory organ is the flagella.
  • Organelles such as mitochondria, lys
  • osomes, plastids, Golgi bodies, endoplasmic reticulum, centrosome, and others are not present.
  • These are decomposers and mineralizers for the environment
Kingdom Monera