COMPULSORY QUESTION zoology paper I 2004


7. Write only the correct answer in the Answer Book. Do not reproduce the questions.

(1) Despite the structural diversities they are characterized by having soft body protected by calcareous shell developing from the mantle layer.
(c) Molluses

(2) The members of the phylum are exclusively Marine.
(c) Echino-dermata

(3) How many paired legs are present in Arachnids?
(c) 4 pairs

(4) A true Coelom is absent in:
(a) Platy helminthes

(5) A single aperture is present in

(b) Cridaria

(6) The following represents Enterocoelous phylum.
(c) Echinodermata

(7) It is exclusively a Parasitic group.
(d) Sporozoa

(8) Most species of Animal Kingdom belong to this Class:
(b) Hexapoda


(9) Insect mouth parts are serially homologous.
(a) Claspers
(b) Sting apparatus
(c) Cerci
(d) Legs
(e) None of these

(10) The only groups of animals which are diploblastic in nature:
(b) Coelentrata


11) The phenomenon in which larva becomes sexually mature.
(b) Neoteny

(12) Amphibians have the following number of chambers in their heart.
(b) 3

(13) The young are born in less developed condition.
(b) Marsupials

(14) Limbs of Sea Crows and Sea Lions are the product of:

(b) Divergent Evolution

(15) In these animals the teeth are reduced to molars without enamel or no teeth are present.
(a) Moles
(b) Bats
(c) Sloths
(d) None of these

(16) Only hind limbs are lost in:
(b) Whales


(17) Among the following which snake is non-poisonous?
(b) Python

(18) Which one is excluded from the Phylum Chordata.
(b) Hemichordata

(19) The earliest known species of birds is:
(a) Archaeopteryx

(20) A muscular diaphragm helps to move air into and out of the lungs in:
(d) Mammalians

__________________
~Miss zoologist~