Phylum-Annelida – (Name Annelida: Latin word, annulus: little ring) Phylum-Annelida – The organisms of this phylum also known as the ringed worms or segmented worms, are a large phylum. The phylum includes over 22,000 extant species. The variation includes ragworms, earthworms, and leeches. They can survive in marine environments, freshwater, Read more…
Phylum Platyhelminthes (Greek; platys= Flat; helmins = worms); The flatworms. Phylum Platyhelminthes includes 13000 species. These are found as free-living as well as parasitic life forms. These are also called Flatworms because of having a dorso-ventrally flattened body. Characteristics features of Phylum Platyhelminthes The Platyhelminthes are mostly parasitic and live Read more…
Phylum- Ctenophora Ctenophora- singular ctenophore. These are commonly called sea walnuts or comb jellies or Venus’s girdles. Phylum Ctenophorehas a wide range of body forms, including the flattened, deep-sea Platyctenids, in which the adults of most species lack combs, and the coastal beroids, which lack tentacles and prey on other ctenophores by using Read more…
Phylum – Coelenterata (Cnidaria) The name Cnidaria- is derived from the word cnidoblast or cnidocytes which contains stinging capsules or nematocytes. This phylum is a group of aquatic or marine organisms. The members of Coelenterata are found in colonies or solitary. Over 11,000 species are found. Chareceristic feature of coelentrates: Read more…
The Viruses- Classification, Structure, and Diseases Viruses are sub-microscopic, acellular, and non-cytoplasmic infectious agents. These replicates are only in the living cell of an organism. Viruses can infect every type of life form like animals, plants, microorganisms like bacteria, etc. and these are transmissible from diseased to healthy organisms. Dmitri Read more…
Mucormycosis or Black Fungus in COVID-19 Why it is in news? Black fungus or Mucormycosis infection has detected in a few COVID-19 Positive patients in various states, Delhi, Maharashtra, and Gujarat in INDIA. One of the known case COVID-19 positive and get infected with Black Fungus is as below : Read more…
Floral Diagram and Formula Floral Diagram: The diagram that illustrates the relative position and number of parts present in each whorl in a flower is termed the floral diagram. It provides information about the number of parts of a flower, their arrangement, and the relation they share. The diagram is Read more…
The Fruit – Morphology The fruit is a characteristic feature of flowering plants. It is a mature or ripened ovary that develops after fertilization. Sometimes fruit also develops without fertilization, which is called a parthenocarpic fruit. Type of fruits: parthenocarpic fruit: The fruit develops without fertilization, and it is a Read more…
The flower The flower is a modified shoot, meant for sexual reproduction, so it is a reproductive unit in the angiosperms. A typical or complete flower consists of four main parts i.e. Calyx and Corolla (as accessory organs) and Androecium and Gynoecium (reproductive organs). All these parts are arranged Read more…
Anti-COVID drug 2-deoxy-D-glucose (2-DG) Developed by DRDO DCGI approves anti-COVID drug developed by DRDO for emergency use, the drug comes in powder form in a sachet, which is taken orally by dissolving it in water About Anti COVID drug 2-DG An anti-COVID-19 therapeutic application of the drug 2-deoxy-D-glucose (2-DG) has Read more…
