Sourav Pan
Helminthes are large multicellular invertebrate organisms which are commonly referred to as worms. The term “helminth” simply means worm. These organisms are eukaryotic in nature and possess well developed organ systems. In adult stage they are usually visible to the naked eye and their size may range from few millimeters to more than one meter … Read more
What are Helminths? Classification of Helminths Helminths, a diverse group of invertebrates, are primarily recognized for their elongated, flat, or round bodies. They are categorized into two main classes: flatworms (Platyhelminthes), which include flukes (trematodes) and tapeworms (cestodes), and roundworms (Nematoda). The classification of helminths is essential for understanding their biology, life cycles, and modes … Read more
What are Coral Reefs? Structure of a coral polyp Coral polyps are fundamental building blocks of coral reefs, exhibiting a unique structure that facilitates their role in these vibrant ecosystems. Generally small, a typical coral polyp measures about 10 mm in length and 1 to 3 mm in diameter. Although some solitary polyps can reach … Read more
What is Metazoa? Characteristics of metazoa Metazoa, or multicellular animals, exhibit a range of distinctive characteristics that differentiate them from other life forms. Understanding these features provides insight into their complex biological organization and functional diversity. The following points outline the key characteristics of metazoans: Levels of body Organisation The levels of body organization in … Read more
Structure of B.Sc. Honours Botany under CBCS Course Category Courses Core Courses 1. Algae and Microbiology 2. Biomolecules and Cell Biology 3. Mycology and Phytopathology 4. Archegoniate 5. Morphology and Anatomy 6. Economic Botany 7. Genetics 8. Molecular Biology 9. Plant Ecology and Phytogeography 10. Plant Systematics 11. Reproductive Biology of Angiosperms 12. Plant Physiology … Read more
CORE COURSE CORE COURSE I – NON-CHORDATES I: PROTISTS TO PSEUDOCOELOMATES Unit 1: Protista, Parazoa, and Metazoa General characteristics and classification up to classes. Study of Euglena, Amoeba, and Paramecium. Life cycle and pathogenicity of Plasmodium vivax and Entamoeba histolytica. Locomotion and reproduction in Protista. Evolution of symmetry and segmentation in Metazoa. Unit 2: Porifera … Read more
What are Nematodes? Definition of Nematodes Nematodes are elongated, unsegmented, thread-like worms, found in various environments such as soil and water. They can be free-living or parasitic, affecting plants, animals, and humans. General Characteristics of Nematodes Nematodes, often referred to as roundworms, exhibit distinct morphological and physiological features that set them apart from other organisms. … Read more
Protozoa are defined as microscopic, acellular organisms that exist either singly or in colonies, characterized by a lack of tissues and organs and the presence of one or more nuclei. With approximately 50,000 known species within the Phylum Protozoa, these organisms exhibit a remarkable diversity and complexity despite their simple structure. Protozoa can be broadly … Read more
Parasitology is the branch of biology that focuses on the study of parasites, which are organisms that live on or in a host organism and derive nutrients at the host’s expense. This field examines the biology, ecology, evolution, and interactions of parasites with their hosts, as well as the diseases they cause. Key areas of … Read more
What are Parasitic Vertebrates? Cookiecutter shark (Isistius brasiliensis) Domain: Eukaryota Kingdom: Animalia Phylum: Chordata Class: Chondrichthyes Subclass: Elasmobranchii Subdivision: Selachimorpha Order: Squaliformes Family: Dalatiidae Genus: Isistius Species: I. brasiliensis The cookiecutter shark (Isistius brasiliensis) is a distinctive species of deep-sea shark known for its unique feeding behavior and wide geographic range. Primarily found in tropical and … Read more
