How does the life cycle of intestinal nematodes differ from that oftissue nematodes?

Q: What is the main external morphological feature thatdifferentiates platyhelminthesfrom other worms…

A: Helminths are the worm-like parasites that live by feeding on living hosts. They gain protection and…

Q: Why are entomopathogenic nematodes so attractivefor the biocontrol of insect pest species?

A: Crop plants have to be given protection against pests and pathogens by killing or removing them. it…

Q: Identify the transmission cycle of each of the most common intestinal nematodes.

A: Nematodes commonly called roundworms are non-segmented worms belonging to the Nematoda phylum in the…

Q: Describe in brief morphological nature of the rhizophore of Selaginella.

A: Ans: Rhizophore: The rhizophore are influenced by root secretions as well as soil microbiome.

Q: What structures are found in Acanthocephalans which allows them to perform its endoparasitic life?…

A: Acanthocephala (thorny  head) are  parasitic worms  known as acanthocephalans.  Acanthocephalans…

Q: Name the intestinal nematodes in which infestation begins withthe ingestion of helminth eggs.

A: Nematodes are the protostomes of the ecdysozoan branch. The group Nematoda includes roundworms,…

Q: How do people become infected with pinworms and  How do they acquire an Ascaris infection?

A: Pinworms are worms that inhabit the human rectum and colon, these are small and are shaped like a…

Q: In Platyhelminthes, what are the advantages/disadvantages of being a parasite? Free living? Why is…

A: Platyhelminthes are the simplest bilaterally symmetrical triploblastic animals. They are also called…

Q: Describe and contrast the tegument of most turbellarians and the other classes of Platyhelminthes.…

A: Turbellarians do not have a tegument but have a cellular, ciliated epidermis resting on a basement…

Q: How does self infection bytapeworms occur?

A: Tapeworms are parasites that live in intestine of infected person. It has a tape like shape hence…

Q: How do gonozoids obtain their food in this colonial organism?

A: In colonial hydroids, the individual zooids or polyps have different functions like gonozooids are…

Q: What are the unifying characteristics of Sardinella tawilis under the following taxonomic ranks:…

A: Sardinella tawilis is a freshwater sardine. It is an oval-shaped body with sharp scales in its…

Q: What are the diseases caused by the tapeworm

A: There are a number of diseases caused by tapeworm. These diseases are not only caused in human but…

Q: Concerning digestion how are poriferans characterized?

A: The members of phylum Porifera include sponges. These are multicellular organisms that have channels…

Q: What are the main human diseases caused by roundworms?

A: The roundworms are the parasites that usually live in the intestine. It is contagious through…

Q: Diff erentiate between tissue nematodes and intestinal nematodes.

A: The difference between these associations has unpredictable because some intestinal nematodes move…

Q: What general type of multicellular parasite is composed primarily ofthin sacs of reproductive…

A: The general type of multicellular parasite which is composed of primarily of thin sacs of…

Q: What structure distinguishes rhizaria from all other protists?

A: Protists are usually eukaryotic organisms. They are microscopic usually unicellular organisms. They…

Q: Enumerate the nematodes which are transmitted by skin penetration

A: The nematodes are among the most abundant creatures on the Earth. Nematodes are symmetrical,…

Q: Differentiate between tissue nematodes and intestinal nematodes.

A: Nematodes are the unsegmented, elongated and cylindrical organisms. They have separate sexes and…

Q: What is the role of the cuticle in the successful propagation of nematodes?

A: Nematodes belong to the phylum Nematoda under the Animalia kingdom. These are free living and…

Q: Are tube feet visible in Ophioderma?

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

Q: Describe the signs and symptoms associated with the mostcommon tissue nematodes.

A: Introduction:  Phylum Nematoda contains roundworms or nematodes. They are parasitic in nature and…

Q: How is ornithosis transmitted?

A: The causative agent is Chlamydia psittaci. It is a Gram negative bacterium. It is a nonmotile,…

Q: What are the importance of trematodes/flukes in ecology?

A: * Trematoda is class belongs to phylum Platyhelminthes with including two groups of parasitic…

Q: How do Schistosoma japonicum differ from other trematodes

A: We have different worms residing inside our Body . Many of them are parasitic in nature .

Q: What are the differences between the life cycles of trematodes and cestodes?

A: Introduction: Trematodes and cestodes are parasitic worms, they both belong to the kingdom Animalia.…

Q: Nematodes body is covered with epidermis (True/False)?

A: Nematode is an invertebrate belong to the Nematodia class. They are usually referred to as…

Q: How is the nervous system of nematodes organized? Where are the neural chords located in their body?

A: The nematodes are invertebrates belonging to phylum Nematoda. They have unsegmented thread-like…

Q: How can Rhizaria be distinguished from other protistsin their environment?

A: According to the five kingdom classification by RH Whittaker, the living organisms are classified…

Q: Which is the typicalfeature of the hookwormsrelated to the way they obtainfood and explore the host?

A: Both Ancylostoma duodenale and Necator americanus have mouthparts with hooks or “enamel” that

Q: nematodes ubiquitous

A: Nematodes are invertebrate roundworms that inhabit marine, freshwater, and terrestrial…

Q: How can amoebozoans be distinguished from rhizaria?

A: Amoebozoa and rhizarians are protists having eukaryotic cells and are generally present in aquatic…

Q: What are other importanthuman diseases caused byprotozoans?

A: Protozoa make humans sick when they become human parasites. Trypanosoma protozoa cause Chagas…

Q: What is the purpose of beneficial nematodes?

A: Beneficial nematodes fight soil-borne insect pests without harming earthworms, plants, animals, or…

Q: What are amoeboid protozoans?

A: Protozoa are free living, unicellular and microscopic organisms. The locomotary organs of protozoa…

Q: Biramous appendages are found in the following Subphylum or Subphyla a. Uniramia O b. Chelicerata…

A:

Q: What is trophallaxis? What function(s) does it serve in termites?

A: Behavior is whatever thing an animal does relating action and/or a reaction to a stimulus. Walking,…

Q: What is the difference between  Amphioxus and Ammocetes based on its common structures.

A: Amphioxus is also known as lancelet, that is, an invertebrate member of the Cephalochordata…

Q: What are the adaptations of parasitic nematodes that make them successful as endoparasites?

A: Parasitic nematodes are round worms that depend on the host for their nutrition they belong to…

Q: Are nematodes exclusively parasites?

A: Nematoda belongs to phylum Nemata, previously named Phylum Nemathelminthes or Phylum Aschelminthes.…

Q: How do acanthocephalans get food?

A: Introduction:- Acanthocephalans are obligate parasites of vertebrates ,including fish, birds,…

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: What are the peculiar features that you find in parasitic platyhelminthes?

A: Phylum Platyhelminthes include flat worms. These organisms have dorso-ventrally flattened body and…

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.…

Parasitic infections

A parasite is an organism that lives in the body of another organism and obtains food at the expense of the host. There are two kinds of parasites they are internal and external. An internal parasite lives inside another organism and is known as endoparasite. An external parasite lives on the body surface of the host and is known as an ectoparasite.