Q.1
Elephant tuckshell belongs to the class
  • a) Pelecypoda
  • b) Cephalopoda
  • c) Scaphopoda
  • d) Gastropoda
Q.2
Radially symmetrical animal with tissue grade of organization and diploblastic body wall is found in:
  • a) Aplysia
  • b) Chaetopleura
  • c) Sycon
  • d) Meandrina
Q.3
Which of the following possess comb plates for locomotion:
  • a) Sepia
  • b) Chaetopleura
  • c) Ascaris
  • d) Pleurobranchia
Q.4
Metazoan parasite which is transmitted through contaminated food is
  • a) Filarial worm
  • b) Guinea worm
  • c) Entamoeba
  • d) Ascaris
Q.5
Sponge are generally
  • a) Hermaphrodite
  • b) Unisexual
  • c) Sexually sterile
  • d) Either (b) and(c)
Q.6
Which is free swimming stage in the life history of Fasciola?
  • a) Miracidium
  • b) Sporocyst
  • c) Redia
  • d) All of these
Q.7
Match the following:
P. Loligo Sea hare
Q. Dentalium Squid
R. Octopus Pearl oyster
S. Aplysia Devil fish
T. Pinctada Tusk shell
  • a) P → 2 ,Q →4 ,R → 5 ,S →2 ,T →3
  • b) P → 2 ,Q →5 ,R → 3 ,S →4 ,T →1
  • c) P → 3 ,Q →4 ,R → 5 ,S → 1 ,T → 2
  • d) P → 2 ,Q →5 ,R → 4 ,S → 1 ,T →3
Q.8
If Hydra is cut into two parts
  • a) Mouth and basal disc at any end
  • b) Mouth and basal disc develop according to presence of mouth and basal disc in parent Hydra
  • c) Hydra without mouth and basal disc
  • d) All
Q.9
Which is not correctly matched
  • a) Annelida – Enterocoelomate
  • b) Arthropoda – Schizocoelomate
  • c) Platyhelminthes – Acoelomate
  • d) Nemathelminthes – Pseudoelomate
Q.10
Which of the following is a molluscan larvae?
  • a) Bipinnaria
  • b) Veliger
  • c) Parenchymula
  • d) Auricularia
Q.11
Jointed appendages are characteristic of the phylum
  • a) Mollusca
  • b) Annelida
  • c) Echinodarmata
  • d) Arthropoda
Q.12
In Schistosoma, gynaecophoral canal occurs in
  • a) Male for holding female
  • b) Male for holding eggs
  • c) Female for holding eggs
  • d) Female for holding male
Q.13
Which one of the following classes has the maximum economic importance ?
  • a) Myriapoda
  • b) Gastropoda
  • c) Pelecypoda
  • d) Cephalopoda
Q.14
Scientific name Sea Pen is for
  • a) Pennutula
  • b) Gorgonia
  • c) Porpita
  • d) Velella
Q.15
Which of the following is the correct course of water circulation through the canal system of a simple sponge?
  • a) Ostia → Spongocoel → Osculum.
  • b) Osculum → Spongocoel → Ostia
  • c) Ostia → Osculum → Spongocoel.
  • d) Spongocoel → Osculum →Ostia
Q.16
Choanocytes are
  • a) Uniflagellate
  • b) Biflagellate
  • c) Tetraflagellate
  • d) Multiflagellate
Q.17
Cestodes are distinguished from other flatworms by the absence of
  • a) Nervous system
  • b) Digestive system
  • c) Excretory system
  • d) Reproductive system
Q.18
Organs of locomotion in Echinodermata are
  • a) Pseudopodia
  • b) Parapodia
  • c) Foot
  • d) Tube feet
Q.19
Reproductive cells present in gemmules are
  • a) Intersitial cells
  • b) Archaeocytes
  • c) Chromocytes
  • d) Phagocytes
Q.20
What will happen if the cnidocil is touched with a glass rod?
  • a) Nematoblasts will be discharged
  • b) Nematoblasts will not discharged
  • c) Nematoblasts will die
  • d) None of the above
Q.21
Q184) A thick layer of cuticle on the surface of Ascaris indicates
  • a) Reproduction
  • b) Growth
  • c) Parasitism
  • d) Evolution
Q.22
Miracidium is the larval stage of
  • a) Tapeworm
  • b) Roundworm
  • c) Pinworm
  • d) Liver Fluke
Q.23
The digestive system of Platyhelminthes is called incomplete digestive system because:
  • a) They have hooks and suckers which helps them to absorb nutrients from host.
  • b) They are patristic forms of nutrition.
  • c) They have a single opening which serves as both mouth and anus.
  • d) They are protostomes and anus develops first from blastopore.
Q.24
Which pairing is correct?
  • a) Culex – Filariasis
  • b) Bedbug – Kala-azar
  • c) Housefly – Yellow fever
  • d) Snadfly – Amoebic dysentery
Q.25
Fixed organisms generally possess
  • a) Asymmetrical body
  • b) Radial symmetry
  • c) One single opening of digestive canal
  • d) Cilia on the surface to create water current
Q.26
Which type of mouthparts occur in mosquitoes?
  • a) Piercing and sucking
  • b) Biting and chewing
  • c) Chewing and lapping
  • d) Siphoning
Q.27
Green glands are excretory organs in
  • a) Insects
  • b) Crustacea
  • c) Centripedes
  • d) Arachnida
Q.28
Sea fan is:
  • a) Diploblastic and bilaterally symmetrical.
  • b) Triploblastic and radially symmetrical.
  • c) Diploblastic and radially symmetrical.
  • d) Diploblastic and cellular grade of organization.
Q.29
hich phylum has the following features: (i) Digestive tract complete, straight or U shaped. (ii) Worm like, unsegmented marine animals. (iii) Respiration by gills. (iv) Excretion by single proboscis gland. (v) Open circulatory system.
  • a) Arthropoda
  • b) Mollusca
  • c) Annelida
  • d) Hemichordata
Q.30
The body cavity in poriferans opens out by an opening called:
  • a) Ostium
  • b) Osculum
  • c) Spongopore
  • d) Gonopore
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