Describe organization of megaspore & development of female gametophyte in Selaginella.

Q: Sporangia produce gametes via meiosis produce spores via meiosis produce gametes via mitosis…

A: Sporangia are structures found in lower plants like ferns.  The  are responsible for the formation…

Q: Describe the structure of megasporangium in Selaginella.

A: Selaginella is the only living genus of the order Selaginellales, commonly known as ‘spike moss’.…

Q: Discuss the unique reproductive capacity of the bdelloid rotifer.

A: Bdelloid rotifers belong to kingdom Animalia and phylum rotifera.They are mainly found in freshwater…

Q: Diagram the life cycles of Chlamydomonas, Ulothrix, Spirogyra, and Oedogonium; indicate where…

A: Algae is the chlorophyll-containing Thallophyta and considered to be the primi­tive plants with the…

Q: Describe asexual and sexual reproduction in Dryopteris.

A: Dryopteris is a plant genus that grows in tropical, subtropical and temperate regions of the world.…

Q: Describe dehiscence of capsule and dispersal of spores of Funaria.

A: The genus Funaria, commonly known as cord moss or green moss. Two types of the lifecycle are present…

Q: What is the female gametophyte?

A: Plant reproduction is the creation of new posterity in plants, which can be cultivated by sexual or…

Q: What is 13 celled male gametophyte in Selaginella?

A: Selaginella is the genus of lycophyte, commonly known as spike mosses and includes about 700 species…

Q: Which is the dominant part of the Lycopodium life cycle, the sporophyte or gametophyte?

A: The kingdom Plantae is further divided into several phyla. Lycopodium belongs to the Pteridophyta…

Q: Compare and contrast the sporophyte of Selaginella and Polypodium.

A: These three divisions alongside the Pterophyta (greeneries) are altogether know as the "seedless…

Q: Write on diversity of gametophytes of seedless vascular plants.

A: The life cycle phase of plants and algae where the cells exist in haploid form and lead to the…

Q: Describe collumella in capsule of Funaria.

A: Collumella is the central stalk or column like structure made up of sterile tissue. It is part of…

Q: draw and explain a diagram of the life cycle of atypical mushroom

A: Introduction  The fleshy, spore-bearing fruiting body of a fungus that normally grows above ground,…

Q: Write a note on mode of fertilization in Selaginella.

A: Selaginella is the only life genus from the Selaginellales  order and is generally referred to as…

Q: Name the structure in moss capsule that is haploid tissue.

A: Mosses are no-vascular plants that produce spores for reproduction instead of seeds. They do not…

Q: Diagram and describe the development of male andfemale gametophytes and the development of…

A: Sexual reproduction in plants is complex as compared to its vegetative reproduction. It is studied…

Q: Explain the diversity in female prothallus of pteridophyta

A: Pteridophytes is a fern which does not contain vascular system and they have sporophytic and…

Q: Is the prothallium sporophyte or gametophyte?

A: Prothallium: The small, green, heart-shaped structure(Gametophyte) of a fern that produces both male…

Q: Label the diagram below of alternation of generations in flowering plants.

A: Alteration of generation/ metagenesis/ heterogenesis it is the life cycle of the plant that have…

Q: Identify: 20. The phylum of the Chromalveolates containing large plant like species

A: Giant kelp is the Chromalveolates which are large plant-like species. They are the large brown algae…

Q: Both apospory and apogamy are observed in Pteris. Give reason.

A: Apospory is a condition when gamatophytes (diploid) are developed directly from non-reproductive or…

Q: Enlist the order of endopterygota division with one example of each. explain briefly.

A: Endopterygota is a division with the following characteristics: Internal wings development Complete…

Q: Explain the process of fertilization in Selaginella.

A: Selaginella is the only life genus from the Selaginellales order and is generally referred to as…

Q: Draw and label the microsporopyll, microsporangia, megasporophyll and ovules of Cycas revoluta…

A: Gymnosperms are plants that generate naked seeds, meaning they don't have an ovary and therefore…

Q: Describe, in detail, the primary damage of the suborder Auchenorrhyncha to a named crop seedling.

A: The suborder Auchenorrhyncha belongs to the order Hemiptera. It includes treehoppers, spittlebugs,…

Q: What is meant by monosporic development of female gametophyte?

A: In seed plants, the ovule is the structure that gives rise to and contains the female reproductive…

Q: Explain the life cycle of a button mushroom.

A: The scientific term for a well-known "button mushroom" is "Agaricus bisporus". Antioxidants,…

Q: Explain about The Megasporangium (Ovule).

A: A sporangium is the capsule structure that belongs to many plants and fungi, in which the…

Q: Describe, in detail, the primary damage of the suborder auchenorrhyncha to a named crop seedlings.

A: Auchenorrhyncha is the suborder of the order Hemiptera that includes insects like…

Q: What is the diagram Megasporophyll, ventral view of false sago palm?

A: Sago palm or Cycas revoluta is a gymnosperm belonging to the family Cycadaceae. It acts as an…

Q: Archegoniophore (9 female gametophyte) Archegoniophore 4 2

A: Non - vascular plants are the plants which are do not produce flower , seeds.  They do not true…

Q: Explain the function of a sac fungus ascocarp and how thisstructure forms.

A: Fungi are the world's oldest and largest group of organisms. Fungi are all eukaryotic heterotrophs,…

Q: 29: Name the phylum for these thallic, non-vascular plants.

A: Bryophytes are the nonvascular plants which do not have vessels for transport of the solute or…

Q: Distinguish lobopodia, filipodia, reticulopodia, and axopodia

A: Introduction: Microbes have several extensions present in their single-celled body structure that is…

Q: Why the zygote produce asporophytes?

A: There is a rotation between haploid and diploid stages and this fluctuation between these haploid…

Q: What is the other name of megasporangiate strobili? What you will find in this?

A: Strobili are the structure in which the sporangia are found in aggregate form. It is found in…

Q: Descibe the life cycle of Funaria emphasising the diploid and haploid stages.

A: Funaria is a common moss belonging to bryophytes. it has branched axis or stem, spirally arranged…

Q: What happens to sperm when they enter neck of fern archaegonium?

A: A part of the plant that serves the function of the production of the female ovum or egg is called…

Q: Describe the similarities and differences in the sexual reproduction of the following: Moss and…

A: Mosses are non-vascular plants placed in taxonomic division Bryophyta. They are flowerless plants…

Q: Bases Fern Pine tree Gumamela Dominant phase Gametophyte tissue form Classification in terms of…

A: Ferns are pteridophytes, pine tree is gymnosperm and gumamela is a angiosperm.

Q: Differentiate between eusporangia and leptosporangia

A: Primitive plants reproduce by means of spores. These spores are produced in specialized structures.…

Q: Reproductive structures are the critical factors in distinguishing algae from true plants of kingdom…

A: Answer: Introduction: The important difference among algae and plants is that they are dissimilar in…

Q: Define germ pore.

A: Pollen grains are the male gametophytes of a plant. These develop from microspore which is formed…

Q: What is the structure of theadult fern within which cellsundergoing meiosis can befound?

A: Plants are multicellular organisms in the kingdom Plantae. Plants use the process of photosynthesis…

Q: Drag the terms below into their proper position on the diagram of the life cycle of Laminaria. Drag…

A: Laminaria is a genus of brown algae. It belongs to the order Laminariales and the class…

Q: What are the club shaped male sex organs in mosses called?

A: Mosses belong to the class of Bryophytes. They are known as the 'Amphibians of the Plant Kingdom' as…

Q: Figure 20.6.1: Moss Life Cycle Diagram

A: Mnium life cycle consists of following steps: Meiosis results in the formation haploid spores, which…

Q: Define and distinguish the following structures: sporangium, sporangiophore, sorus, strobilus.

A: Different structures are present in different types of plants through which they reproduce.

Embryology