Answer :
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In the context of the given options, "Chordata," "Mammalia," and "Prokarya" are not kingdoms, but rather belong to specific taxonomic ranks within the classification system. The kingdom of an organism is one of the main levels of biological classification.
A. Chordata is a phylum, not a kingdom. It includes animals with a notochord, such as vertebrates like mammals, birds, reptiles, amphibians, and fish.
B. Protista is a kingdom that consists of diverse unicellular eukaryotic organisms, such as protozoa and algae.
C. Mammalia is a class within the kingdom Animalia, not a kingdom itself. Mammals are warm-blooded vertebrates that nurse their young with milk.
D. Prokarya (often spelled as "Prokaryota") is not a recognized kingdom. It is an outdated term that refers to organisms lacking a true nucleus, including bacteria and archaea.
Therefore, among the options provided, only option B. Protista represents a kingdom. This kingdom encompasses a wide variety of organisms with diverse characteristics, highlighting the importance of taxonomy in organizing the natural world.
In the context of the given options, "Chordata," "Mammalia," and "Prokarya" are not kingdoms, but rather belong to specific taxonomic ranks within the classification system. The kingdom of an organism is one of the main levels of biological classification.
A. Chordata is a phylum, not a kingdom. It includes animals with a notochord, such as vertebrates like mammals, birds, reptiles, amphibians, and fish.
B. Protista is a kingdom that consists of diverse unicellular eukaryotic organisms, such as protozoa and algae.
C. Mammalia is a class within the kingdom Animalia, not a kingdom itself. Mammals are warm-blooded vertebrates that nurse their young with milk.
D. Prokarya (often spelled as "Prokaryota") is not a recognized kingdom. It is an outdated term that refers to organisms lacking a true nucleus, including bacteria and archaea.
Therefore, among the options provided, only option B. Protista represents a kingdom. This kingdom encompasses a wide variety of organisms with diverse characteristics, highlighting the importance of taxonomy in organizing the natural world.
