Like most other digenetic trematodes (flukes), Paragonimus species require two intermediate hosts, freshwater snails as the first intermediate host and freshwater crustaceans as the second intermediate host (Figure 2).
Which parasites have intermediate hosts?
Table 2: Parasite and their intermediate host(s)ParasiteIntermediate HostTapeworm (Taenia solium)Humans, Cow, PigsSchistosoma mansoniFreshwater snails (Biomphalaria spp.)Toxoplasma gondiiMany mammals and birds
What are the two intermediate hosts?
Solution : Terrestrail snail and fish are two intermediate hosts on which the human liver fluke depends on to complete its life cycle so as to facilitate parasitization of its primary host.
Which parasitic require two hosts to survive?
The parasitic fungi that require two or more hosts to complete their life cycle are called Heteroecious fungi.
How many intermediate hosts do trematodes have?
As many as three intermediate hosts and a single definitive host may be required to complete a digenetic trematode life cycle. The first intermediate host is typically a gastropod (snail). The definitive host is always a vertebrate.
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