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…
Inflorescence in flowers The reproductive shoot-bearing group or cluster of flowers, that arrangement or specific pattern of flowers on the floral axis is called an inflorescence. The main axis of an inflorescence is called a peduncle. Inflorescence can be divided into the following types: Racemose Inflorescence Cymose Inflorescence Compound /mixed Read more…
Morphology of Leaf Introduction: Leaf A leaf (plural leaves) can be defined as a dorsoventrally flattened structure that arises from the node of the stem and bears a bud in its axil. The axillary bud later develops into a branch. They develop from shoot apical meristem and are arranged in Read more…
Stem- Morphology of flowering plants The Stem The stem is the ascending part of the axis bearing branches, leaves, flowers, and fruits. It develops from the plumule of the embryo of a germinating seed. The stem bears nodes and internodes. The stem is generally green in color when young and Read more…
Roots- Morphology of Flowering Plants The term Morphology is derived from Greek words: morphe– forms and logos– study Morphology is the branch of biological science that deals with the study of the form, size, shape, color, and external structure of organisms. In flowering plants is large diversity is found in Read more…
Phylum Chordata – Characteristics and Classification All chordates possess these 5 primary characteristics including a notochord, dorsal and hollow nerve cord, endostyle or thyroid, pharyngeal slits, and a post-anal tail. The name is Chordates because of their characteristic feature “notochord”, which plays a significant role in chordate structure and movement. Characteristics features of Chordates Read more…
Phylum Aschelminthes or Nemathelminthes (Greek; nema = thread; helmins = worm) The Roundworms In phylum Aschelminthes, the organisms are also called roundworms because the body is circular in cross-section. These organisms are endoparasites. They are cylindrical, unsegmented, and triploblastic animals. The roundworms are mostly parasitic and cause diseases in plants, Read more…