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

Vertabrate Zoology Question Paper

Vertabrate Zoology

Course:Bachelor Of Science In Biochemistry

Institution: Egerton University question papers

Exam Year:2003

UNIVERSITY EXAMINATIONS

SECOND SEMESTER 2002/2003

FIRST YEAR EXAMINATION FOR THE DEGREE OF BACHELOR OF SCIENCE AND BACHELOR OF EDUCATION (SCIENCE)

ZOOL 103: VERTEBRATE ZOOLOGY

TIME: 2 HRS

INSTRUCTIONS:

Answer ALL questions in Section A and One question in Section B.

SECTION A ( 50 MARKS).ANSWER ALL QUESTIONS

1.Describe how the Salmon locate their ancestral grounds during homing.(5 marks)

2. "Arboreal lizards regulate their body temperature by behavioral means."

Explain how this is achieved.(5 marks)

3. Outline the special characteristics of calls in birds.( 5 marks)

4.List five functions of odoriferous glands in mammals.(5 marks)

5.Name five examples that illustrate the economic importance of snakes to man.(5 marks)

6.What is the importance of migration in birds and what stimulates it?( 3,2 marks)

7.Explain briefly the importance of classifying animals among Zoologists.(5 marks)

8.Name five purposes served by sound production in bony fishes.(5 marks)

9.Describe polygyny as a mating system in mammals.(5 marks)

10.Identify the periods of the geological time scale associated with the following events:

(i) Appearance of therapsids.(1 mark)

(ii) Appearance of modern mammals.(1 mark)

(iii) Extinctions of dinosaurs.(1 mark)

(iv) Appearance of reptiles.(1 marks)

(v) Extinction of ostracode.(1 mark)

SECTION B (20 MARKS).ANSWER ONE QUESTION

11.Describe flight adaptations in birds.(20 marks)

12. "Reptiles are more adapted to a terrestrial life than amphibians." Discuss this statement.(20 marks)

Vertabrate Zoology Question Paper

More Question Papers

Popular Exams