GENERAL CHARACTERS AND CLASSIFICATION

QUESTION PAPER

SRI CHAITANYA JUNIOR COLLEGE  - DSNR

ARTHROPODA, MOLLUSCA, ECHINODERMATA

____________________________________________________________________ SRIKANTH __   I  Mention the class  and common names of the GIVEN ANIMALS  from 1 to 20                                                                                                                       

1. Antedon , neometra	2. ptilocrinus, Bathy crinus	3. Asterias , pentaceros, palmipes	4. Ophiothrix, Gorganocephalus
5. Salmacis , Echinocardium,  Echinodiscus, cypeaster,	6. Holothuria, cucumaria , synapta	7.Triarthrus, dalmanitis	8. Palaemon, Balanus , Sacculina , astacus, Cancer.
9. Scolopendra, scutigera	10. Aranus, Heterometrus,	11. Spirostreptus, julus	12. Lepisma, cimex, pediculus, periplaneta
13. Neomenia, chaetoderma	14. Chiton, Lepidopleurus	15. Neoplilina	16. Dentalium, pulsellum
17. Unio, mytilus, Pinctada, pectin , Teredo.	18. Pila, Aplysia, Cyprea, Limax, paella.	19. Sepia,    Loligo, Architeuthis,  Nautilus, Octopus	20. PheritimMegascolex.,  Lumbricus, drawida

.21. Chelicera  modified as poisonous fangs  in              ______________

22. Extinct  arthropods with biramous appendages         _____________

23. Extant  arthropods  with biramous appendages         ______________

24. Arrange these organisms  on ascending order based on their  no. legs.

       A. Spider    B. Limulus    C. Musca  D. Scolopendra   E. Julus       _______________

25. Antennary glands  for  1. Respiration  2. excretion   3. circulation   4. hormones.

26.  Miryapods  exhibit these  1. molphigian tubules  2. trachea  3. terrestrial nature  4. all the above

27.  Abdomen without appendages in adult and larval stages posses appendages in class     ____________

28. Pickout the  odd one out  1. gnathochilarium  2. radula  3. Aristotle lanthern   4. Crystalline style.

29. Branchiae  and  Dermal branchiae   are the respiratory structures  of

      1. Arthropoda  & Echiniodermaa                     2. crustacea  & echinodermata 

      3. Mollusca   & Echinodermata                        4. Arthropoda   & Mollusca.

30. Choose the mismatch among these 

        1. Abdomen – pygidium                                2. thorax , abdomen -  trunk

         3. Head, thorax  -  cephalothorax                  4. Prosoma -   Head.

31.  Match the following  

1. Cuticle contain calcareous spicules , tube like stomach	A. Crustacea
2. 6 – 88 pairs of gills , shell with 8 plates.	B. Aplacophora
3. Internal segmentation, 2 pairs of auricles  and two ventricles.	C. Monoplacophora
4. Prsence of head, univalvular shell, torsion, chemoreceptor tentacles.	D. Scaphopoda
5. cone like foot, shell open at both sides, captacula, tusk shells	E. Gastropoda
6. Lamellibranchiae , bivalvular, crystalline style, suspension feeding	F. Cephalopoda
7. Beak like jaws,closed vascular system , braincase, Veliger	G. Pelcypoda
8. 2 pairs of antennae, paired gonophores	H. Polyplacophora

32. In gastropod shell is present, absent,  and internal respectively in

      1. pila, Limax, Aplysia     2. snail, sea hare, slug   3. slug , snail, sea hare    4. all the above

33. In cephalopods shell   external,  internal and shell is absent respectively in

       1. Nautilus , loligo and sepia,  octopus            2. Nautilus, cuttlebone and pen , devil fish

       3. Tetrabranchiate, Dibranchiate and  loligo, Devil fish   4. all the  above

34. Name and respiratory organs of  Brackish water animal of  Echinodermata ______________

35.  Mouth  at oral and anus aboral surface  in the classes Like ___________  _________________

36.  Ctenidia are help ful for

        1. Respiration  in mollusca                  2. Respiration  in mollusca

        3. Aquatic respiration in arthropoda    4. Terrestrial respiration in arthropoda

37.   Last protostomian  with  closed  vascular system

         1. Oligochaeta      2. Cephalopoda      3. Hirudinea    4. Pelcypoda.

38.   Arrange the following in sequence

         A. Nephrostome of  Kidney    B. Nephridiopore of kidney   C. Pericardial cavity  

         D. Excretory materials in tissues   E. Heart

39.   Genital opening of arthropods  which contain large no. of  legs.

         1. Anterior end of the trunk   - opishtogoneate   2. posterior end of the trunk – Progoneatae

         3. Anterior end of  the trunk – Progoneatae         4. posterior end of the trunk – Opisthogoneatae

40. Match the following

Character	Class
1. arms bifurcated, Pinnules, doliolaria, pentacrinoid , calyx, tegment	A. Crustacea
2. open ambulacral grooves, tube feet with suckers, pedicillariae two jawed	B. Chilopoda
3. Test or coronoa , aristotle’s lanthern, three jawed pedicillaria	C. Holothuroidea
4. cloacal respiratory trees, Coriaceous skin, refractile tentacles	D. Crinoidea
5. branched arms in some , , ambulacral grooves closed	E. Ophiuroidea
6. Antennules, antennae, antennal glands	F. Echinoidea
7. carnivores, poisonous claws at tip , tracheae	G. Asteroidea.