Fungus

Germination of spore and formation of gametophytic plant: (i) The spore germinates in favourable conditions. (ii) At the beginning of germination the exine of spore…

Fern Sorus: Definition: The kidney shaped sporangia growing in a group on the ventral surface of a fern leaf are called fern sori. Position: They…

Alternation of generation: When the repeatation of haploid (n) generation or gametophytic generation or sexual generation and diploid (2n) generation or sporophytic generation or asexual…

Fertilization: (i) At the matured stage, neck canal cells and venter canal cells eventually fuse making a canal. This canal is usually filled up with…

Archegonium or Female Reproductive Organ of Moss: (i) Archegonia, remaining at the tip of the plant are surrounded by perichaetial leaves and paraphyses (ii) Each…

Antheridium or Male Reproductive Organ of Moss: (i) Antheridia remaining at the tip of the Moss plants are surrounded by perigonial leaves. (ii) Each antheridium…

Reproduction of moss/ Semibarbula: Three different types of reproductions are found in moss (I) Vegetative reproduction (II) Sexual reproduction & (III) Asexual reproduction Vegetative reproduction:…

The sporophyte is the diploid phase of the alternation of generations, a method which allows sexual and asexual reproduction to prevent destructive genes to be…

Gametophyte of moss: Gametophyte of moss plant is haploid (n). Its body is divided into two stages. (I) Protonema, and, (II) Gametophore Protonema: Spores produced…

The Cycas plants of the present time, once dominated comprehensively, creating forests in primitive time. Besides, the different species of Cycas at present have been…