1) Equidae
2) Perissodactyla
3) Caballus
4) Ferus
Answer: 2) Perissodactyla
Explanation: Horse belongs to the order Perissodactyla, which represents odd-toed mammals. Equidae is the family of the horse, Equus is the genus, ferus is the species and caballus is a sub species.
Further reading:
- Coelom
- Are Flatworms Coelomate?
- Difference Between Oviparous And Viviparous Animals
- MCQs On Invertebrates
- Flashcards Of Biology For NEET Animal Kingdom

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