Zoology CSS Paper I 2013

FEDERAL PUBLIC SERVICE COMMISSION
COMPETITIVE EXAMINATION FOR
RECRUITMENT TO POSTS IN BS 17
UNDER THE FEDERAL GOVERNMENT, 2013
ZOOLOGY PAPER I
TIME ALLOWED: THREE HOURS MAXIMUM MARKS: 100
NOTE: (i) First attempt PART I (MCQs) on separate Answer Sheet which shall be taken back after 30 minutes.
(ii) Overwriting/cutting of the options / answers will not be given credit.
PART – I (MCQs)

  1. Metamerically segmented worms belong to phylum:
    (a) Nematoda (b) platyhelminthes (c) Annelida (d). None of these

  2. Which of the following is multiflagellate protozoa?
    (a) ceratium (b)Noctiluca (c) Leishmania (d). None of these

  3. Spicules are secreted by:
    (a) Scleroblasts (b) nematoblasts (c) endoblasts (d) None of these

  4. Which of the following is the porous opening through which water enters the hydrocele of an echinoderm?
    (a) pedicellaria (b) tube feet (c)Madreporite (d) None of these

  5. The body cavity of most triploblastic animals formed by splitting of mesoderm into an outer and inner layer is called
    (a) coelenteron (b) coelom (c) colon (d) None of these

  6. Compound eyes are found in
    (a) platyhelminthes (b) echinodermata (c) Mollusca (d) None of these

  7. Egg laying mammals are placed in sub-class:
    (a) Metatheria (b) prototheria (c) theria (d) None of these

  8. Open circulatory system is found in :
    (a) Birds (b) Earthworms (c) cockroach (d). none of these

  9. Bivalve mollusks are usually:
    (a) scavengers (b) deposit feeders (c) filter feeders (d). none of these

  10. The pillar or central axis around which the whorls of gastropods shell are coiled is called:
    (a) columella (b) collembola (c) colloblasts (d) None of these

  11. The ninth vertebrae of frog is called:
    (a) cervical (b) Sacral (c) Urostyle (d) None of these

  12. The stage in embryo in which the primary germ layers have been laid down is called:
    (a) gastrula (b) blastula (c) morula (d) None of these

  13. A fish which migrate down river to spawn in the sea is called:
    (a) anadromous (b) catadromous (c) dromiacea (d) None of these

  14. Which of the following has four chambered heart?
    (a) Dog fish (b) Frog (c) Birds (d) All of these

  15. Facets by which vertebrae articulates with one another are called:
    (a) Metapophysis (b) parapophysis (c) Zygapophyses (d) None of these

  16. The inner membrane of the two foetal membrane in reptiles, birds and mammals is called:
    (a) Amnion (b) chorion (c) peritoneum (d) None of these

  17. Amphioxus is an example of :
    (a) Urochordata (b) cyclostomata (c) hemichordata (d) None of these

  18. Filarial worm (genus wuchereria) belong to phylum:
    (a) Nematoda (b) platyhelminthes (c) annelids (d) None of these

  19. Notochord is formed from primary :
    (a) ectoderm (b) mesoderm (c) endoderm (d) all of these

  20. Shell fish includes:
    (a) shrimp, crabs and eel fish (b) dog fish, crabs, and lobsters (c) lobsters, crabs and shrimps (d) ALL of these

PART II

Section A

Q.2 (a)Give an account of life cycle of Fasciola hepatica. (10)
(b) Describe the various types of larval forms found in crustacea. (10)

Q.3. (a) what is the difference between corallite and coral reef? Give an account of of the various forms of coral reefs. (10)
(b) write an essay on parasitic adaptation in platyhelminthes. (10)

Q.4 (a) describe the morphology and microscopic structure of the shell of a gastropod mollusc such as pila. (10)
(b) Describe the water vascular system of star fish. (10)

Q.5. Write short notes on Following:- (5 each)
(a) binary fission in paramecium (b) Flame cell (c) Leishmaniasis (d) spicules

Section B

Q.6. (a) Describe various types of heart found in the vertebrates. (10)
(b) give an account of flight adaptation of birds. (10)

Q.7. (a) Describe the pelvic girdle of heart found in the vertebrates. (10)
(b) Give a detailed structure of the eye of frog. (10)

Q.8. write short notes on the following:
(a) Biting mechanism of snakes (b) placenta (c) fish scales (d). Neuron

533 Views

13 thoughts on “Zoology CSS Paper I 2013

  • July 2, 2022 at 6:45 am
    Permalink

    536109 229340I truly enjoyed reading this site, this really is wonderful weblog. 825464

  • August 4, 2022 at 2:13 pm
    Permalink

    717130 909764I got what you mean , saved to my bookmarks , really good site . 183795

  • September 2, 2022 at 6:55 am
    Permalink

    955463 948223The next time I just read a weblog, I really hope which it doesnt disappoint me up to this 1. Get real, Yes, it was my choice to read, but I personally thought youd have something interesting to convey. All I hear can be a handful of whining about something you could fix within the event you werent too busy trying to uncover attention. 372769

  • September 29, 2022 at 11:18 pm
    Permalink

    129872 109408Thanks for all your efforts that you have put in this. really fascinating information . 307664

  • October 1, 2022 at 5:37 am
    Permalink

    137612 581882Pretty! This was a actually wonderful post. Thank you for your provided data. cool desktop 194465

  • October 5, 2022 at 8:29 am
    Permalink

    859565 566228Excellent web site. A lot of useful information here. 848473

  • October 20, 2022 at 4:46 am
    Permalink

    432192 732442You produced some decent points there. I looked online for that issue and located most people goes coupled with with all your site. 119937

  • January 14, 2023 at 11:33 pm
    Permalink

    989162 809779I conceive this web site has really amazing indited content material posts . 976519

  • May 17, 2023 at 6:50 am
    Permalink

    Simply wish to say your article is as astounding.

    The clarity for your post is simply cool and i can assume you’re knowledgeable in this
    subject. Fine with your permission allow me to seize your feed to
    stay up to date with impending post. Thank you a million and please carry on the rewarding work.

  • May 27, 2023 at 9:48 pm
    Permalink

    984198 213409You produced some decent points there. I looked on the internet for that problem and located a lot of people will go in addition to with the web internet site. 206924

Leave a Reply

Your email address will not be published. Required fields are marked *

%d bloggers like this: