Basic Zoology 1 Question Paper
Basic Zoology 1
Course:Bachelor Of Environmental Studies (Science)
Institution: Kabarak University question papers
Exam Year:2008
Page 1 of 2
KABARAK UNIVERSITY
UNIVERSITY EXAMINATIONS
2008/2009 ACADEMIC YEAR
FOR THE DEGREE OF BACHELOR OF ENVIRONMENTAL
SCIENCE
COURSE CODE: ZOOL 110
COURSE TITLE: BASIC ZOOLOGY I
STREAM: Y1S1
DAY: MONDAY
TIME: 8.30 – 10.30 A.M.
DATE: 08/12/2008
INSTRUCTIONS TO CANDIDATES:
Answer All questions in Section A and Any TWO from Section B
PLEASE TURN OVER
Page 2 of 2
SECTION A (40 Marks)
(Answer all questions)
1. Zoology has diversified into a myriad of allied sciences. State the study involved in
each of the following fields of zoology. (5mks)
Paleontology-
Evolution-
Taxonomy-
Genetics-
Embryology-
2. The taxonomic system employs a hierarchy of taxa; list them in order of
inclusiveness. (7mks)
3. With reference to the geological time scale, explain the stages involved in the
‘chemical evolution hypothesis’ of the origin of life. (8mks)
4. Explain the five basic characteristics that define animals. (5mks)
5. Differentiate between the acoelomates, pseudocoelomates, and coelomates. (3mks)
6. Both plants and prokaryotes have cell walls.
(a) Explain whether they are analogous or homologous. (2mks)
(b) Name the molecular composition of: (2mks)
(i) plant cell walls
(ii) bacterial cell walls
7. Depending on how they obtain energy and carbon, bacteria can be divided into four
major categories. Name and explain these categories. (4mks)
8. With reference to the rules of nomenclature, briefly explain the; (4mks)
(a) law of priority
(b) law of continuity
SECTION B (30 Marks)
(Answer any two questions)
1. Discuss the theories for the origin and diversification of animals (15mks)
2. Discuss, exhaustively, the levels of animal structural organization. (15mks)
3. Discuss the basic body plan of mollusks. (15mks)
More Question Papers