Get premium membership and access revision papers, questions with answers as well as video lessons.

Szl 100 Question Paper

Szl 100

Course:Bachelor Of Science

Institution: Kenyatta University question papers

Exam Year:2009

KENYATTA UNIVERSITY
UNIVERSITY EXAMINATIONS 2009/2010
FIRST SEMESTER EXAMINATION FOR THE DEGREE OF BACHELOR OF
SCIENCE

SZL 100: GENERAL ZOOLOGY

DATE: Wednesday 30th December, 2009 TIME: 11.00 a.m – 1.00p.m

SECTION A
Answer ALL questions in Section A and ONE question in section B.
Within A section all questions carry equal marks.
Illustrate your answers with diagrams and give examples where appropriate.
SECTION A.
Answer ALL questions (40 Marks)
1.Outline the major characteristics of Hirudo hirud.

2. Explain the evolutionary relationship between birds and reptiles.

3.Outline the characteristic features of the Phylum Sarcodina.

4.Describe briefly the feeding mechanisms of nematodes.

5.Provide a hierarchical classification of the housefly.

6.Distinguish between polypoid and medusoid body forms of cnidarians.

7.Outline the characteristic features of bivalve mollusks.

8.Distinguish using examples the three major orders of the mammalia.

SECTION B (30 MARKS)
Answer any ONE question
9.Give a detailed account of the classification of the phylum Arthropoda, stating
characteristics of the sub- phyla.

10. Describe reproduction in the protozoans.

11. a) Describe the structure and functions of the water vascular system in echinoderms.

b)Describe the innate mechanisms of protection in mammals against invasion by foreign microorganisms.