Question

why kingdom protoctista called rag bag?

Answer 1

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The Protista, or Protoctista, are a kingdom of simple eukaryotic organisms, usually composed of a single cell or a colony of similar cells. Protists live in water, in moist terrestrial habitats, and as parasites and other symbionts in the bodies of multicellular eukaroytes.

Answer 2

Answer:

We call Kingdom Protista the "grab bag kingdom" because it is home to the wierdest organisms that just don't fit well into other kingdoms.