WFA 206_Ichthyology.pdf - SOUTH EASTERN UNIVERSITY COLLEGE...

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SOUTH EASTERN UNIVERSITY COLLEGE(A CONSTITUENT COLLEGE OF THE UNIVERSITY OF NAIROBI)UNIVERSITY EXAMINATIONS 2012/2013SECOND YEAR FIRST SEMESTER EXAMINATION FOR THEDEGREE OF BACHELOR OF SCIENCE IN FISHERIESMANAGEMENT AND AQUACULTURE TECHNOLOGYWFA 206: ICHTHYOLOGYDATE: 13thAugust 2012TIME: 2 HOURS___________________________________________________________________INSTRUCTIONS TO CANDIDATES(a) Answer ALLthe Questions in Section A(b) Answer ANY THREEQuestions in Section B
SECTION A ( 5 MARKS EACH)1 . Using an annoted diagram, describe the main morphological differences betweenhagfishes and lampreys.2. State the main distinguishing characteristics between elasmobranchs andholocephali.3. Briefly compare and contrast reproductive behavior betweenSkates and rays.4. Describe the anatomical affinity of the crossopterygii to the tetrapoda.5. Briefly explain the meaning of:a) Aestivationb) Ovoviviparity6. State 2 main characteristics of the sub-class dipneustei (sarcopterygii) and namethe 3 representative species.

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Term
Fall
Professor
GITONGA
Tags
Ichthyology, University of Nairobi, Lake Victoria, South Eastern University, Fishing net, EASTERN UNIVERSITY COLLEGE

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