NEET Biology Solved Question Paper 2009

Multiple Choice Questions

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The intermediate host of Schistosoma is

  • Snail

  • mosquito

  • housefly

  • sheep

A.

Snail

Schistosoma mansoni is the common human blood fluke. It belongs to class- Trematoda of Platylhelminthes. Blood fluke is digentic, primary host is man and secondary host id snail.


Sheep is the primary host of Fasciola hepatics (sheep liver fluke), causing 'liver rot'. Its secondary host is also the snail.


Mosquito and housefly are not found to be the intermediate host of any animal.

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    In Mollusca, eye is present over a stalk, called

    • ostracum

    • operculum

    • ommatophores

    • osphradium

    Answer

    Polyp phase is absent in

    • Hydra

    • Aurelia

    • Physalia

    • Obelia

    Answer

    The vitamin which is essential for blood clotting is

    • Vitamin- A

    • Vitamin- B

    • Vitamin- C

    • Vitamin- K

    Answer

    The female genital pore of Pheretima posthuma located upon the segment

    • 14th

    • 16th

    • 18th

    • 15th

    Answer
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    In frog heart, there are cardiac muscles which consists of fibres called

    • Purkinje fibres

    • myonemes

    • telodendria

    • columnae carnae

    Answer

    The characteristic larva of Phylum- 'Coelenterata' is

    • planula

    • cysticercus

    • rhabdiform

    • wriggler

    Answer

    Malphigian tubules are

    • excretory organs of insects

    • excretory organs of frog

    • respiratory organs of insects

    • endocrine glands of insects

    Answer

    Tuberllarians are free living

    • nematodes

    • cestodes

    • flat worms

    • trematodes

    Answer
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    In blood, CO2 is transported majorly as

    • sodium carbonate

    • carboxyhaemoglobin

    • bicarbonate

    • CO2 as such

    Answer