Digenetic parasites are those that need more than one host (usually two) to complete their life cycles.
Which of the following is Digenetic parasite?
The parasites which complete their life cycle in the body of two hosts are called digenetic parasites. Example : Liver fluke (Fasciola hepatica) completes its life cycle in sheep and snail.
Is Ascaris Digenetic parasite?
Monogenetic parasite: A parasite that completes its life cycle in a single type of host. e.g.: Entamoeba histolytica, Ascaris lumbricoides. 5. Digenetic parasite: A parasite that completes its life cycle in two or more hosts.
What is Digenetic life cycle with example?
A digenetic life cycle is one which gets completed in two hosts. e.g. Plasmodium has digenetic life cycle- human beings and female anopheles mosquito are its two hosts.
Which is Digenetic?
Definition of digenetic
: of or relating to a subclass (Digenea) of trematode worms in which sexual reproduction as an internal parasite of a vertebrate alternates with asexual reproduction in a mollusk.
Why Plasmodium is called Digenetic parasite?
Malarial parasite is digenetic because, its life cycle completes in two hosts. Mosquitoes are the definitive or primary hosts for the malaria parasites, wherein the sexual phase of the parasite’s life cycle occurs. Humans and other vertebrates are secondary hosts. So, the correct answer is ‘Digenetic’
Why liver fluke is a Digenetic parasite?
– Liver flukes spend their life cycle utilising two hosts. They live as an internal parasite in the vertebrates during their sexual reproduction phase while have asexual reproduction phase when they are prsesnt in mollusc. Hence they are digenetic organisms.
Which of these is a Digenetic platyhelminthes?
Solution : Life cycle of Fasiola is digenetic. They pass their life in two different host. Primary host is goat while secondary host is limnaea (mollusca).
What is the common name of Ascaris?
Ascaris lumbricoides (human roundworm) and Ascaris suum (pig roundworm) are hard to tell apart. It is unknown how many people worldwide are infected with Ascaris suum.
Which of the following is a monogenetic parasite?
So, the correct answer is ‘Entamoeba histolytica’
Is tapeworm Digenetic parasite?
All of these three tapeworms require two hosts for their life cycle so all have a digenetic life cycle.
What is Heteroxenous parasite?
Definition of heteroxenous
: infesting more than one kind of host especially : requiring at least two kinds of host to complete the life cycle —used of various parasites (as the malaria parasites or the liver flukes)
What is Digenetic life cycle explain it with the reference to the life history of Fasciola hepatica?
Its life cycle is digenetic, i.e., completed in two hosts (a primary vertebrate host, the sheep and a secondary or intermediate invertebrate host, the gastropod mollusc). The adult parasite is found in the primary host, while a part of its life cycle as larval stages are found in the invertebrate host.
What are Digenetic flukes?
The digenetic flukes include blood flukes and schistosomes that are generally considered to be the most serious helminthic human parasite. See Classification; schistosomiasis.
What is Digenetic host?
Digenetic definition
Having two or more hosts through the course of the life cycle, as in some parasites, such as trematodes. adjective. 3. Having two or more hosts through the course of the life cycle, as in some parasites, such as trematodes. adjective.
Is Entamoeba monogenetic parasite?
Hence the answer is Entamoeba histolytica is a monogenetic parasite, as its life cycle is finished in a solitary host that is man. All different alternatives are digenetic parasites, as they complete their life cycle in two hosts.
