Which one has no intermediate host?
Taenia
Ascaris
Fasciola
Plasmodium
B.
Ascaris
Ascaris lumbricoides (the common roundworm) has no intermediate host. Man acquires infection by directly ingesting Ascaris eggs having the infective second stage-rhabditoid larva, with contaminated food or water.
In the wall of alimentary canal, what is the actual sequence from outer to inner
serosa, longitudinal muscle, mucosa, submucosa
mucosa, serosa, long muscle
serosa, long muscle, circular, submucosa, mucosa
serosa, long muscle, submucosa, mucosa
Bile helps in the digestion of fat through
emulsification
alkalinity
forming micelles
All of these
In frog chromosome number is reduced to half
when 2nd polar body is separated
when 2nd polar body is divided
when 3rd polar body is separated
when 1st polar body is separated
In photosythesis action and absorption spectrum were related by
Von Helmont
Engelmann
Emerson
Lavosier