Platyhelminthes are best described as
flatworms, triploblastic, acoelomate animals
flatworms, diploblastic, acoelomate animals
flatworms, triploblastic, coelomates
flat worms, pseudocoelomates
Correct Answer :
A. flatworms, triploblastic, acoelomate animals
Related Questions
Which of the following is true ?
The male Fasciola hepatica has a single, branched testis
The female Fasciola hepatica has a pair of branched ovaries
Fasciola hepatica is hermaphrodite and has a pair of testis and a single ovary
None of these
The most important fluke infestation of man is
filariasis
caused by tapeworms
caused by liver fluke
schistosomiasis or bilharziasis
Scolex is a characteristic of
flatworms
tapeworms
roundworms
earthworms
Fasciola hepatica is a
Free living fluke
Ectoparasite
Endoparasite
Ecto and endoparasite
In Phylum Platyhelminthes, the excretory organs are
nephridia
malpighian tubules
flame cells (solenocytes)
green glands
Elephantiasis in man is caused by
dracunculus (Guinea worm)
ancylostoma (Hookworm)
oxyuris (Pinworm)
microfilariae (Filaria worm)
YVhieh of the following have a single gut opening through which food enters and wastes leave the body ?
Planaria only
Planaria and Fasciola
Planaria, Fasciola and Taenia
Planaria, Fasciola, Taenia and Ascaris
In Fasciola hepatica, germ cells of the redia larva give rise to
daughter miracidia
daughter redia
daughter cercaria
daughter sporocyst
Which of the following swim by ciliary action ?
Adult Fasciola
Miracidium larva of Fasciola
Miracidium and redia larva of Fasciola
Miracidium, redia and metacercaria larva of Fasciola
In the life cycle of Taenia solium, the secondary host in pig which gets infection when it ingests faeces containing
hexacanth larva
onchospheres
cysticerci
bladder worts
Taenia solium lacks alimentary canal because
it does not require any food
it lives in intestine
it has saprozoic mode of feeding
it does not digest food
The head region of tapeworm is known as
proglottid
rostellum
acetabulum
scolex
The intermediate host of Fasciola is
Pig
Lamellidens
Helix
Limrea truncatula
Intermediate host of Taenia saginata is
pig
cow
man
snail
Which of the parasites has no alimentary canal ?
Liver fluke
Ascaris
Tapeworm
Pin worm
In the life cycle of Taenia, the six hooks of hexacanth stage help in
sticking to the tongue of the intermediate host
boring through the wall of intestine of the intermediate host
boring through the wall of proglottid to be released on the grass
anchoring to the intestinal wall of intermediate host
Nutrition in Taenia is
holozoic
halophytic
saprozoic
saprophytic
Taenia solium poses no problem in
India
China
Pakistan
European countries
Disease caused by helminth parasite is
filariasis
tuberculosis
cholera
diptheria
Fasciola hepatica is an endoparasite that lives in the
blood of sheep
spleen of sheep
liver of sheep
intestine of sheep
A matured proglottid of Taenia means a
segment in which
only female organs are found
both male and female organs are found
only eggs are present and all other organs have degenerated
hexacanth embryos have been formed
Tapeworms obtain their nutrition from the host by
sucking
scraping
absorption through integument
preparing own food.
The intermediate host in the life cycle of Taenia saginata is
pig
cattle
dog
goat
The disease "Bilharzia" which is common in china and middle east is caused by
Blood fluke Schistosoma
Eschinostoma
Wuchereria
Taenia saginata
Roundworms differ from flatworms in having a
bilateral symmetry
cuticle
longitildinal nerve cord
pseudocoel
The embryos, oncospheres of .Taenia sag-ginata are released in
digestive tract of man
intestine of cattle
liver of man
liver of cattle
Flame cells are the excretory organs of animals belonging the phylum
protozoa
porifera
coelenterata
platyhelminthes
Worms of Phylum Platyhelminthes are triploblastic, but do not possess
a gastro vascular cavity
alimentary canal
mouth
body cavity
Rabidities are present in the cells of epidermis in
Turbellaria
Trematoda
Cestoda
All of these
Flame cells are ciliated structures having to do with the function of
digestion
respiration
assimilation
excretion