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Questions, Problems - Animal Kingdom Video Lecture - NEET

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1. How many species are there in the Animal Kingdom?
Ans. The Animal Kingdom is incredibly diverse, consisting of millions of species. However, the exact number of species is still unknown as new species are constantly being discovered and described. As of now, scientists have identified and named over 1.5 million species within the Animal Kingdom.
2. What are the main characteristics of the Animal Kingdom?
Ans. The Animal Kingdom is characterized by several key features. Animals are multicellular, meaning they are composed of multiple cells. They are also heterotrophic, meaning they obtain their nutrients by consuming other organisms or organic matter. Animals generally have specialized sensory organs, a nervous system, and the ability to move at some point in their life cycle.
3. How are animals classified within the Animal Kingdom?
Ans. Animals are classified into various groups based on their shared characteristics. The highest level of classification is the phylum, which is further divided into classes, orders, families, genera, and species. The classification is based on a range of characteristics, including body structure, development, and evolutionary relationships.
4. What are the major groups or phyla within the Animal Kingdom?
Ans. The Animal Kingdom is divided into several major phyla, including Chordata (which includes vertebrates like mammals, birds, and fish), Arthropoda (which includes insects, crustaceans, and spiders), Mollusca (which includes snails, clams, and squid), and Annelida (which includes segmented worms).
5. How do animals reproduce in the Animal Kingdom?
Ans. Animals within the Animal Kingdom can reproduce through various methods. Sexual reproduction is the most common, where males and females produce specialized reproductive cells (sperm and eggs) that combine to form offspring. Some animals also reproduce asexually, where a single individual can generate offspring without the involvement of another individual. Asexual reproduction methods include budding, fragmentation, and parthenogenesis.
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