Q: What are the types of digestion and of digestive system of platyhelminthes?
A: platyhelminthes are bilateral flat worms that derive their nutrition by being parasitic or…
Q: How many germ layers originate the body of platyhelminthes? In relation to this characteristic how…
A: Platyhelminthes, also known as flatworms, are invertebrates having bilateral symmetry. They have an…
Q: What is antheridial branch in funaria called?
A: Mosses belong to the kingdom Plantae and the associated division is Bryophyta. These flowerless…
Q: How does the formation of strobili in Equisetum compare with that in Lycopodium and Selaginella?
A: A strobilus is a reproductive organ. It is characterized by a central axis surrounded by spirally…
Q: The type of ascocarp in Eurotium is known as--------------a)Cleistotheciumb)Peritheciumc)Apothecium
A: Ascocarp is the fruiting body of ascomycetes fungus, It consist of interwoven hyphae, and it…
Q: How does paurometabolous metamorphosis differ from hemimetabolous metamorphosis?
A: The class of insects undergoes morphological and biological changes after birth through the process…
Q: Draw the structure of scoliodon and pristis?
A: The Scoliodon (dogfish) and the Pristis (sawfish) are the cartilaginous fishes that belong to the…
Q: What is the phylum of scoliodon?
A: Introduction Scoliodons are commonly called as Shark or Dogfish. They come under kingdom animalia.…
Q: Is the gastrovascular cavity of Dugesia a simple sac? How is it divided and what advantage do these…
A: Invertebrates are creatures that neither have nor build up a vertebral section, gotten from the…
Q: What causes Schistosomiasis?
A: Schistosoma, commonly known as blood fluke, lives in the hepatic portal system and mesenteric blood…
Q: Define the structure of antheridium in Funaria.
A: Funaria is a common moss belonging to bryophytes. It has a branched axis or stem, spirally arranged…
Q: Which cells give tentacles of Gonionemus their rough surface?
A: Phylum Cnidaria of the animal kingdom includes radially symmetrical organisms with two primary germ…
Q: Give the origin of Hyoglossus?
A: The intrinsic muscles are the four paired muscles of the tongue. The four intrinsic muscles are…
Q: Explain diplontic?
A: A life cycle is the series of the stage by which an organism passes from one generation to the next…
Q: Difference between gamosepalous and polysepalous?
A: Angiosperms are called flowering plants. The flower is the reproductive part of the angiosperm. A…
Q: How do the positions of the archegonium and antheridium relate to their reproductive function?
A: In the plant, anatomy archegonium can be described as a flask-shaped multicellular female structure…
Q: Describe oogonium in Albugo
A: Antheridium grows in close proximity to the oogonium on the side of the body. Oogonium is globular…
Q: Which is the odd man out based on the third appendage? Asiomorpha, Tachypleus, Menalaides, or…
A: An appendage (or outgrowth) is an external body part, or natural prolongation, that protrudes from…
Q: 1. Define the following a. Operculum b. Spine c.…
A: Trematodes are parasitic flatworms that reproduce through sexual or asexual mode but both take place…
Q: What is the function of the setae? 2. What is the function of the openings at segment number 14?
A: The body of the earthworm is segmented and each segment has a number of bristly hair-like…
Q: name the long tube extended from mouth to anus?
A: The human body is a machine that has various organs to make it work. Each organ is part of a system…
Q: Which Platyhelminthes class lack teguments and why?
A: The classification of phylum-Platyhelminthes is based on the mode of life, i.e. Free living or…
Q: How does an entoproct differ from an ectoproct?
A: In crustaceans like crayfish, a sac like organ called statocysts occurs that opens to the surface by…
Q: How do the gills of Labea and Scoliodon differ?
A: The genus Labeo includes oily fishes that inhabit the freshwaters. They are classified under the…
Q: How do schistosomesdifferentiate regarding sexseparation?
A: Schistosoma are a genus blood-dwelling parasite that mature in the veins of mammals and birds. They…
Q: why is the neodermis a benefical adaptation for an endoparasite that resides in the digestive tracts…
A: The syncytium is a single cell or cytoplasmic mass containing several nuclei, formed by the fusion…
Q: Describe in detail external morphology of Funaria with help of labeleddiagram.
A: Funaria is a terrestrial moss, which generally grows in moist shady conditions on dense green…
Q: Give an account of hemipenis?
A: A tetrapod vertebrate with scaly skin is called as reptile. For example: snakes, lizards , crocodile…
Q: What is schistosomiasis?
A: A disease is any condition which affects the structure and function of body of an organism.…
Q: What is a Epididymis
A: The explanation is given below.
Q: What is tegmina of cockroach?
A: Cockroaches are the group of insects that comes under the order Blattodea. They are the most…
Q: What is a cysticercus in Class Cestoda?
A: Platyhelminthes are the groups of invertebrates organism which do not possess coelom and are also…
Q: Deacribe canal system in porifera
A: The phylum Porifera in the animal kingdom includes the simplest multicellular invertebrates that…
Q: How important is the presence of air bladder in Pisces?
A: The classes of chordates are Pisces, Amphibia, Reptilia, Aves, and Mammalia. Pisces belongs to…
Q: What do you mean by trabeculae?
A: INTRODUCTION:- Trabecula provides support in various organs such as heart,penis,and spleen.
Q: What is the function of ocellar spots.
A: Ocellus refers to the simple eye that is found in many invertebrates. It basically consists of…
Q: Label the parts of the Scolex
A: Tapeworm They are intestinal parasites that have flat, segmented body.
Q: What are the similarities and differences between Sulfolobus andPyrobaculum?
A: Sulfolobus is a genus of microorganism in the family Sulfolobaceae. It belongs to the archaea…
Q: What kind of body plan does Daphnia have (sac, or tube-within-a-tube
A: Daphnia is a small planktonic organisms .
Q: Into what cavity does the blastopore open? The gastrular slit? What becomes of each? (min. 5…
A: An embryo is a structure formed after the fertilization of the egg cell by a sperm cell. The embryo…
Q: What is the Amphiblatula
A: Sponges such as Sycon are hermaphrodite animals. They undergo sexual reproduction. After…
Q: Briefly explain the genetic determination of biramous and uniramous appendages.
A: Arthropoda phylum is more often known for the appendages found in the species of these groups. The…
Q: What is labelled diagram of Taenia saginata ?
A: Taenia saginata also know as beef tapeworm.
Q: What is zygotes ?
A: Fertilization is the process of combining gametes to create a new individual organism or offspring…
Q: What are the stages in Schistosoma development? Where doeseach stage occur?
A: Schistosoma is a genus which is having many species of blood trematodes that causes schistosomiasis.…
Q: How is the dorsal lip of the blastopore similar to the primitive streak? How are they different?
A: Cell movements in gastrulation cause a major rearrangement of the embryo, transforming it from a…
What is the difference between a cysticercus and one with an evaginated scolox?
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- How can you distinguish between the anterior and posterior part of the worm during a dissection?What is clasper in scoliodon?Answer the following questions: 1. Is the cell flexible? 2. How can you determine the anterior and posterior end of ciliate mophologically? 3. How is the oral groove strategically advantageous for the Paramecium sp.?