Animal Kingdom Basis Classification

Animal Kingdom Basis Classification

May 11, 2023, 16:45 IST

The Animal Kingdom is an incredibly diverse and fascinating group of species. How they are classified is essential to understanding the relationships between living things. In this blog, we'll look at the basis of the Animal Kingdom's classification system, including the levels of the organisation, symmetry, diploblastic and triploblastic organisation and frequently asked questions. We'll explore these topics in a professional and informative way so that you can gain a greater understanding of the Animal Kingdom and its incredible inhabitants.

Animal Kingdom - Basis of Classification

The Animal Kingdom is a vast and varied one, with millions of species of animals ranging from tiny invertebrates to large mammals. Classification of these animals is based on their various characteristics, such as their anatomy, physiology, behaviour, and habitat. By understanding the structure and function of different animals, scientists can better understand their evolutionary relationships and place them into general categories. These categories are then used as the basis of classification within the Animal Kingdom. This classification system is important for researching and studying the animal kingdom, as it provides a way to organise and compare species.

Levels of Organisation

The Animal Kingdom is a highly complex and fascinating domain comprising various species organised into various levels of biological organisation. At the lowest level, organisms comprise cells and tissues, and their interactions give rise to organs and organ systems. These, in turn, assemble into individuals, which form populations, which are grouped into species. Species are further categorised into genera, families, orders, classes, phyla, and the highest level of organisation—kingdoms. The Animal Kingdom is one kingdom divided into subgroups such as mammals, birds, reptiles, amphibians, and fish. All of these levels of the organisation, from cells to kingdoms, are essential for the functioning of the Animal Kingdom and its biodiversity.

Symmetry

Symmetry is an important part of the animal kingdom, as it is a key feature of many species. It is an important factor in determining the success of an animal in the wild, as it can affect its ability to find food, hide from predators, and attract potential mates. Symmetry also has implications for the overall health of an organism, as it can be a sign of a healthy and well-balanced diet. Consequently, studying the symmetry of animals is an important field of research for biologists and zoologists, as it can provide insight into a species' biological processes, environmental factors, and evolutionary history.

Diploblastic and Triploblastic Organisation

Animals are classified into two groups – diploblastic and triploblastic – based on their body organisation. Diploblastic animals have two germ layers, the ectoderm and endoderm, while triploblastic animals have three germ layers, the ectoderm, mesoderm and endoderm. Most animals, including mammals, birds, reptiles, amphibians and fishes are triploblastic. Diploblastic animals include cnidarians such as jellyfish, anemones and corals. The three germ layers of triploblastic organisms produce the major organ systems in the animal body. The ectoderm gives rise to the epidermis, nervous system and various sensory organs; the mesoderm to the muscles, bones, circulatory system, excretory system, reproductive system and connective tissue; and the endoderm to the digestive system and respiratory system.

Animal Kingdom FAQs

Q1. What are the different taxonomic levels of Animal Kingdom?

Ans. The different taxonomic levels of Animal Kingdom include Kingdom, Phylum, Class, Order, Family, Genus, and Species.

Q2. What is the basis of classification in Animal Kingdom?

Ans. The basis of classification in Animal Kingdom is based on morphological, anatomical, physiological, biochemical, and behavioural characteristics.

Q3. What is the main difference between Phylum and Class?

Ans. The main difference between Phylum and Class is that Phylum is the higher taxonomic level, while Class is the lower one.

Q4. What is the scientific name for an organism?

Ans. The scientific name for an organism consists of the genus and species, often written in italics.

Q5. How are organisms classified within a Class?

Ans. Organisms are classified based on anatomical, physiological, biochemical, and behavioural characteristics.

Q6. What is the difference between Genus and Species?

Ans. Genus and Species differ because Genus is the broader taxonomic category, while Species is the more specific taxonomic category.

Q7. What is the difference between Kingdom and Order?

Ans. The difference between Kingdom and Order is that Kingdom is the highest taxonomic level, while Order is the intermediate level.