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ZEB202: Invertebrate Zoology (II) Past Questions

Invertebrate Zoology (II)

University of Nigeria 

Department of Zoology and Environmental Biology
2014/2015 Second Semester Examinations
ZEB202: Invertebrate Zoology (II)
Monday, August 11, 2015         Time: 3hrs
Instructions: Answer questions 1 and 2 and any other three
1. Identify, draw and label fully specimens A, B, C, and D. Comment on features of zoological importance peculiar to each specimen.
2. Classify with sound taxonomic reasons specimens E, F, and G.
3. Discuss the biology of a named Echinoderm, a diagram is an advantage.
4. The lancelets belong to the Chordate phylum. Outline the four characteristics that earned them a place in the phylum and describe how they move, acquire food and reproduce to achieve species perpetuation.
5. Discuss the group Onychophora under the following headings. (i)Body wall. (ii)Locomotion. (iii)Nutrition. (iv)Gaseous exchange.
6. (a)What is torsion? (b)Describe the process of torsion in a gastropod using appropriate illustrations.
7. Write on the General characteristics of the phylum Arthropoda.
ZEB 202: General invertebrate zoology 11
Date: Friday, July 14, 2013                                                                                                    Time allowed: 3 hours
Instructions: Answer no. 1 and any four questions, not more than one from each session.
1.     Identify, draw and label fully specimens A, B, C, and D Comment on four features of zoological importance peculiar to each specimen.
Section A
2.  Using a relevant diagram, write a detailed account of any four aspects of the biology named invertebrate chordate.
3.       Write succinctly on the origin of modern-day chordates from invertebrates.
Section B
4.       Write an essay on the biology of a named gastropod.
5.       With the aid of a diagram describe the characteristic of the ancestral mollusk
Section C
6.   Using relevant diagrams, write a detailed account of the biology of a named Echinoderm
7.   Write notes on the following (a) Ecological and economic importance of Echinoderms, Water vascular systems in Echinoderms
Section C
8.     Discuss the affinities of Onychophora and suggest with reason a suitable place for this group in the animal kingdom.
9.    (a) Explain the term “sexual dimorphism” (b) Describe the sexual dimorphic character of a prawn (c) Comment on the organ of a prawn


I am an enthusiastic, self-motivated, reliable, hard working and well organised professional person. I am a good listener and flexible individual who can learn new skills easily and execute them swiftly. I obtain my degrees at the University of Nigeria, Nsukka and Madanta Institute, India.

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