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Animal Kingdom

Short Answer Type

231.

Name two internal characteristic features of class-Mammalia

232.

State the advantages of composite fish culture.

Multiple Choice Questions

233.

'Water vascular' system is found in

sea-anemone
sea-pen
sea-cucumber
sea-horse

234.

Retrogressive metamorphosis occurs in

Hemichordata
Cephalochordata
Urochordata
Vertebrata

235.

'Organ of Jacobson' helps in

touch
vision
smell
hear

236.
Cysticercus stage is formed in

Taenia

Plasmodium

Leishmania

Wuchereria

Taenia

Taenia is a genus of tapeworm that includes some important parasites of livestock. Members of the genus are responsible for taeniasis and cysticercosis in humans. They are morphologically characterised by a ribbon-like body composed of a series of segments called proglottids. The anterior end of the body is the scolex.