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Szl200 Question Paper

Szl200 

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 200: VERTEBRATE ZOOLOGY

DATE: Monday 21st December, 2009
TIME: 8.00 a.m – 10.00 a.m


INSTRUCTIONS:
Answer ALL questions from Section A and ONE Question from Section B within A
section all questions carry equal marks. Illustrate your answers with diagrams and
give examples whenever appropriate.

SECTION A
Answer ALL questions (40 marks)

1.
Describe briefly the origin of Amphibia
2.
Describe briefly the main features of Amphioxus
3.
Explain how agnathans differ from other fishes.
4.
“ Preening is a very important function in Birds” Explain the statement.
5.
Describe briefly the Amniotic egg found in reptiles and explain how it is adapted

for terrestrial life.
6.
Discuss briefly the presence of swim-bladder in fresh water bony fishes.
7.
Explain the endothermy in mammals.
8.
Describe briefly the structure and functions of placoid scales.
SECTION B
Answer any ONE question (30 marks)

9.
Describe in detail the different types of glands and derivatives of mammalian
skin.
10.
Give an account on the digestive systems of Amphibians.

11.
Write an essay on “flight adaptations in Birds”.






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