Multiple choice

Which of the following hierarchial categories is the topmost taxonomical category?

  1. Species

  2. Genus

  3. Class

  4. Kingdom
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

In the hierarchical biological classification system, Kingdom is the broadest category, encompassing all related organisms. The hierarchy from broadest to most specific is: Kingdom → Phylum → Class → Order → Family → Genus → Species. Humans belong to Kingdom Animalia, Phylum Chordata, Class Mammalia, etc.

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