Animal Kingdom

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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    Moulting hormone is secreted by

    • corpora cardacum

    • corpora allata

    • neurosecretory hormone

    • prothoracic gland

    Answer

    In Mollusca, eye is present over a stalk, called

    • ostracum

    • operculum

    • ommatophores

    • osphradium

    Answer

    The excretory material of bony fish is

    • urea

    • protein

    • ammonia

    • amino acid

    Answer

    Connecting link between annelids and molluscs is

    • Neopilina

    • Peripatus

    • Periplaneta

    • Limulus

    Answer
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    Solenocytes are associated with

    • respiration

    • digestion

    • excretion

    • nutrition

    Answer

    The characteristic larva of Phylum- 'Coelenterata' is

    • planula

    • cysticercus

    • rhabdiform

    • wriggler

    Answer

    In sea anemone, the symmetry is

    • radial

    • bilateral

    • spherical

    • absent

    Answer

    The intermediate host of Schistosoma is

    • Snail

    • mosquito

    • housefly

    • sheep

    Answer
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    Shell of molluscs is derived from

    • foot

    • mantle

    • ctenidia

    • placoid

    Answer
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