Question

A) Distinguish between the cyst and the trophozoite form of a protozoan. B) Name one species that is classified as an apicomplexan and the disease that it causes. C) Name one species that is classified as a flagellate and the disease that it causes. 9. Name three different modes of transmission used by parasitic worms. Give an example of each.

Answer 1

Solution 1. Hello, today we are going to discuss about some of the protexoans and diseased caused by them and parasitie worms A cyst and trophozoite forms are a stages that comes in a life cycle of protozoan. These are dormant stage onon-feeding 8 o protected by thick cyst wall

These are produced mainly to get protection for the zygote inside the cast outside the body of the host .. . lyst are released out through facies o They are more resistant than trophoroiles. o When cyst get into the body of host the cysta matures and exystation ours.Pro - exuptation forms toplessitis ini mapaty of prozoans

0 10 any. Trophozoites They are active forms Feeding form. They multiply inside the host and results in thelmultiplication of parasite proasoa.. They are not much resistant than cyst. othey have no cyst wall. . The excestation of cyst results in the horates o the trophozoites multiplies and become mature protozoan. ailes,

Đ) spam trexon can These are pastozoan. They are parasitic alveolates They got this name because they have an apical structure called Apecoplast. This structure

Gal helps in penetration to host One of organisms comes under spe complexa is Plasmodium falciparum o Plasmodium falciparum cause Malaria other species that classified as ap complexan is faluparum. P. faluparum cause malaria. And they are sporoz

i organism that comes under no Soma - These are protozoans that have flagellar They comes under Subphylum - Masti gophora. flagellate 'are Trypanosoma. The Flagellata divides into a phyto flagellates Zooflagellates o Tagpano soma comes under Looflagellates comes . ره مه ته مه وسط مقسم شتمن . other species is craze and genus is Trypanosoma

. Derso 9. Parasite worms are comes under Helminths. . Their eggs are the form that results in transmissions from person to person. The a different modes of transmission are: the eggs in the sol are transmitted by poor sanitation. The soil that is contaminated by faces are major mode of transmission . . The children who play in the day or mad can get this disease, because the eggs of this organism can be stuck in the wall. By poor sanitation, these eggs can get ingested and results in disease eg: Ascaris lumbricoides and CASO Xumbauc

nlamunala Maler food and water ggs audentady by contaminated The food or water that is contaminated by the facces of the patient, results in the ingestion of eggs and this results in the formation of worms inside the body. €9:- Ancylostoma duodenale hook worm. these get transmitted by ingestion of larvae through food or water. I

o tating team wegetables The faces are used as a manure for many vegetables like cauliflower of the patients facets and used as manure, the soul get contaminated by faces and eggs can be present on soil. . So the vegetables that grown in that these vegetables without cooking can Olead to the entry of the eggs into the body and egle Trichocephalus tsichársies 7 whipwerm - shil will contain U those eggs. Soundboard 2 causes Trichure asis. Thank you

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