Question:

Which group of vertebrates comprises the highest number of endangered species:

Updated On: Aug 19, 2024
  • Mammals
  • Fishes
  • Reptiles
  • Birds
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The Correct Option is A

Solution and Explanation

Mammals, which includes various species of primates, big cats, marine mammals, and others, have a significant number of endangered species due to various factors like habitat loss, poaching, and climate change. While other groups such as fishes, reptiles, and birds also have endangered species, mammals tend to have a higher number of species facing endangerment or extinction.

So, the correct option is (A): Mammals

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Concepts Used:

Animal Kingdom

Animals are eukaryotic, multicellular species that belong to the Kingdom Animalia. Every animal has a distinct characteristic. They get energy either by feeding on plants or on other animals. There are millions of species that have been recognized, few shares similar characteristics while others vary drastically.

Kingdom Animalia comprises all animals. In the midst of the five kingdoms, the largest kingdom is the animal kingdom. Animals are multicellular eukaryotes. Though, like plants, they do not possess chlorophyll or a cell wall. Therefore, members of the animal kingdom indicate a heterotrophic mode of nutrition. Kingdom Animalia is further classified into ten different subphyla based on their body designs or differentiations.

The different phyla of the Kingdom Animalia are as follows:

  1. Porifera
  2. Coelenterata (Cnidaria)
  3. Platyhelminthes
  4. Nematoda
  5. Annelida
  6. Arthropoda
  7. Mollusca
  8. Echinodermata
  9. Hemichordata
  10. Chordata

Read More: Classification of Animal Kingdom