NEET Biology Solved Question Paper 2009

Multiple Choice Questions

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Tuberllarians are free living

  • nematodes

  • cestodes

  • flat worms

  • trematodes

C.

flat worms

Tuberllaria is a Class of Phylum- Platyhelminthes. These are free living flat worms and are majorly aquatic. It consists of cilia, unsegmented body, mouth ventral, suckers absent with tango, chemo and photoreceptors, eg, Planaria.

Trematoda is a Class of Phylum- Platyhelminthes. Also known a s flukes, body is without cilia, unsegmented with suckers and hooks, eg, Fasciola etc.

Cestoda is also one of the Class of Phylum- Platyhelminthes. Commonly called tapeworms; are generally without cilia and sense organs, body is segmented, digestive system absent, eg, Taenia.

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    The intermediate host of Schistosoma is

    • Snail

    • mosquito

    • housefly

    • sheep

    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

    Polyp phase is absent in

    • Hydra

    • Aurelia

    • Physalia

    • Obelia

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

    • Purkinje fibres

    • myonemes

    • telodendria

    • columnae carnae

    Answer

    Malphigian tubules are

    • excretory organs of insects

    • excretory organs of frog

    • respiratory organs of insects

    • endocrine glands of insects

    Answer

    In Mollusca, eye is present over a stalk, called

    • ostracum

    • operculum

    • ommatophores

    • osphradium

    Answer

    The characteristic larva of Phylum- 'Coelenterata' is

    • planula

    • cysticercus

    • rhabdiform

    • wriggler

    Answer
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    In blood, CO2 is transported majorly as

    • sodium carbonate

    • carboxyhaemoglobin

    • bicarbonate

    • CO2 as such

    Answer