Question # 1

In arthropods the body cavity is known as

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Pseudocelom

Enterocoel

Haemocoel

None of these

Which one of the following is not a sub phylum to choradata.

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Urochoradata

Cephalochordata

Hemichordata

Vertebrata

Which of the following is a motile coclenterate

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Hydra

Obelia

Jelly fish

Corals

Slow worm belongs to phylum.

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Annelids

Aschelminthes

Chordata

Plathelmin thes

The sub class that has not primitive mammals is

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Prototherian

Eutherian

Megatheria

None of these

Blood of Arthropoda is.

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Green colour

Red colour

Colourless

Brown colour

Marsupium is the characteristic feature of.

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Dolphin

Opossum

Echidna

duckbill platypus

The vertebrates in which placenta is formed during the development of foetus are known as

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Pisces

Aves

Mammals

None of these

Polypo and Medusae are examples of.

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Coelentrate

Nematoda

Porifera

Arthropoda

The food of porifera consists of microscopic organisms and organic particles in a percentage ratio of

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10% & 90% respectively

20% & 80% respectively

30% & 70% respectively

40% & 60% respectively

Pseudo coelom is characteristic.

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Nematoda

Mollusca

Annelida

Echinodermata

80% of food of sponges consists of.

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Detrital organic matter

algae

Phytoplankton

Zooplankton

Prototherian are commonly called.

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Egg laying mammals

placental mammals

Pouched mammals

None of these

The spinny skinned animals are included iin.

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Porifere

echinodermata

Mollusca

Annelida

Anbcylostoma duodenal is biological name of.

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Flatworm

Round worm

Fluke

Tape worm

A rasping tongue like radula having horny teeth is present in.

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sponges

Molluscs

Coelonterates

Annelids

Round worm are.

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Acoelomates

Pseudocoelomates

Coelomates

None of them

In arthropods, blood is colorless, as it is without

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Chlorophyll

Hamoglobin

Hemocyanin

Haemoiry thrin

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