What is the largest siboglinid known, and how is it nourished?

Q: What physiological properties would be necessary for Galdieriato live in its habitat?

A: Introduction: Galderia refers to red algae which live in highly acidic environment, having ph…

Q: What is direct development? Is there a larval stage in planarias?

A: Animal development starts with a fertilization of egg and it undergoes two types of development,…

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: How the charaacteristic features of aves are the presence of feathers?

A: The animal kingdom is very large. It consists of a wide variety of animals that differ from each…

Q: What are zoonoses? Whatare some examples ofzoonoses transmitted bybirds?

A: Infection can be transmitted by vectors of reservoirs that carry the infectious agent in them. The…

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: What is the life cycle ofascaris?

A: Ascaris is the common intestinal roundworm or endoparasite in the small intestine of human beings.…

Q: What is the structure of rhizopus?

A: The kingdom fungi play a key role as decomposers in the environment. The name “fungus” is usually…

Q: What are two cestodes for which humans can serve as intermediate hosts?

A: The cestodes parasite belongs to the subphylum cestode, the animal kingdom. They are characterized…

Q: What is morphology of noctiluca?

A: The unicellular eukaryotes are single-celled organisms with mitochondria, nucleus, and other…

Q: From what source are most cases of human trichinosis contracted?

A: Roundworms are type of parasitic worm that hatched in the intestine and lives there. The eggs of the…

Q: Where is the splenic tissue found in Petromyzon?

A: Introduction Petromyzon comes under the taxa cyclostomes which means round mouth. Cyclostomes…

Q: can we differentiate the H. nana and H. diminuta eggs seen under a microscope?

A: 1. Hymenolepsis diminuta or H. Diminuta : eggs round or oval ,  size of eggs are usually 70-85…

Q: What influences the distribution of pillbugs?

A: Kingdom Animalia is a diverse group. The organisms of this group inhabit a range of habitats.…

Q: What is labelled diagram of Necator americanus ?

A:

Q: In which organism is Archaegoniophore present?

A: Marchantia belongs to the family Marchantiaceae of the order Marchantiales. It is a group of…

Q: What are zoospores?

A: Motile spore that is asexual and uses its flagella for its locomotion is known as zoospores.Zoospore…

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: What is the type of reproduction, sexual or asexual, that occurs in platyhelminthes?

A: Platyhelminthes is a phylum which contains flatworms which comes under the kingdom animalia.

Q: When do ulothrix releases zoospore?

A: Organisms belonging to the genus Ulothrix are categorized in the phylum Chlorophyta of Kingdom…

Q: How to know if an Ascaris specimen is male or female?

A: They belong to the Phylum Nematoda of Animal kingdom. It consists of two main species Ascaris…

Q: Are tube feet visible in Ophioderma?

A: Slender arms demarcated from central disk. Thick ossicles with attached musculature. Ossicles may…

Q: What is the normal size of a rotifer, where is it found, and what are its major features?

A: Rotifers are called wheel animals and are pseudocoelomate animals. These are generally free-swimming…

Q: Briefly describe how Siboglinids meet their nutritional requirements

A: Siboglinidae may be a family of polychaete annelid worms whose members created up the previous phyla…

Q: What is the nature of teeth in Petromyzon?

A: The Sea lamprey is also known as Petromyzon marinus. It is the parasitic lamprey. They belong to…

Q: what is a cleidoic egg?

A:

Q: After the morula stage whatis the next stage? What is themorphological feature thatdefines this…

A: The process of post fertilization occurs after the development of zygote i e., after the fusion of…

Q: Give the differences in the sex cells and sex organs in rhizopus, saccharomyces, marchantia,…

A: Saccharomyces belongs to the Saccharomycetaceae family of yeasts (phylum Ascomycota, kingdom Fungi).…

Q: What are the best known representatives of the platyhelminth phylum?

A: Platyhelminthes are bilateral flatworms that derive their nutrition by being parasitic or…

Q: What is physiologically unusual about thethaumarchaeotal species Nitrosopumilus maritimus?

A: Carl woese laid out three domain classification based on cellular properties and the habitat.…

Q: What is the function of lophophorata? 

A: The lophophore is most commonly represented as a ring of tentacles, but it may also be coiled or…

Q: What is the species of Scoliodon?

A: Scoliodon is the genus of the class Chondrichthyes of the phylum Chordata that includes requiem…

Q: Name the kidney shaped covering of sorus in Dryopteris.

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

Q: What is  Amphidiploid?

A: The ploidy of an organism refers to the number of sets of chromosomes present in a cell that also…

Q: What are the four major group of protozon?

A: Protozoans are microscopic eukaryotic unicellular organisms. Their nutrition may be saprobic,…

Q: What is phylum-platyhelminths?

A: The animal kingdom is very large. It consists of a wide variety of animals that differ from each…

Q: What are some intresting features or behaviors of brocadia anammoxidan?

A: Brocadia anammoxidan belongs to the class planctomycetacia of phylum planctomycetes and domain…

Q: What are gibberellins?Where are they produced?

A: Plant hormones are the molecules produced by the plants which help in the growth and development of…

Q: Why scoliodon is known as dogfish?

A: The superclass-Pisces includes true fishes. It is the first true jawed vertebrate group. It is…

Q: How is the ctenidium modified from the ancestral form in a typical bivalve?

A: Ctenidium is a comb-like structure with an axis consisting of rows of projecting filaments. It is a…

Q: How can S. aureus cause food intoxication?

A: Staphylococcus aureus produces various types of toxins. Enterotoxins produced by Staphylococcus…

Q: How do diplomonads obtain energy?

A: Fermentation: It is a process that occurs in a lack of oxygen molecules. It is a metabolic process.…

Q: How do euglenoids preserve their food.

A: Euglenoids are unicellular protists commonly found in fresh water. They bear two flagella on the…

Q: What is the intermediatehost of Schistosoma mansoni?Where does that host live?

A: Schistosomiasis, also known as bilharzia, is a disease caused by parasitic worms. Infection with…