differentiate miracidium and cercaria larval forms?
Answer / jaintha
Miracidium:it is the larval form found in platyhelminthes.
It is highly organised bears an anterior boring papilla
which gives rise to primary digestive sac.
it hatches out of egg swims in water in search of
intermediate host which is a snail of genus bulinus.
miracidium can live for 24 hrs in water.
it migrates into snail and enters into visceral mass changes
into sporocysts.
Cercaria;
It is oval shaped with a forked tail.
provided with two suckers.surface is covered with minute spines.
mouth is present in oral sucker.
5 pairs of mucous glands are present.
rudiments of genital organs are situated behind the ventral
sucker.
excretory sysytm is represented by 3 pairs of flame cells.
it swims about 3 days and finally enters into human body.
Is This Answer Correct ? | 3 Yes | 1 No |
What is a guinea pig?
How many hours in a day to cat spend sleeping?
Explain what is tooth formula?
Define what is a cola’s favorite food?
what are the constituents of human semen?
how my subject zoology helpfull in banking sector?
Which marine mammal’s flesh is mostly used by eskimos?
Which are the animals that live in cold regions?
What is the difference between paedomorphosis and paedogenesis?
who named epithelium
what are the pricipal olfactory organs of snakes?
Give two of examples of Useful birds ?