Zool 120: Basic Biology Ii Question Paper
Zool 120: Basic Biology Ii
Course:Bachelor Of Education Science
Institution: Kabarak University question papers
Exam Year:2013
KABARAK UNIVERSITY
UNIVERSITY EXAMINATIONS
2012/2013 ACADEMIC YEAR
FOR THE DEGREE OF (BSC) IN EDUCATION SCIENCE
ZOOL 120: BASIC BIOLOGY II
DAY: TUESDAY
DATE: 06/08/2013
TIME: 9.00 – 11.00 A.M.
STREAM: Y1S2
INSTRUCTIONS:
Answer ALL questions in Section A and Any Two from Section B
Section A (40 marks)
Q1.
Explain the effect that each of the following will have on the quantity and composition
of urine in a mammal
(8marks)
a) Drinking large amounts of water
b) Eating a very salty meal
c) A hot dry day
d) Consuming large quantity of carbohydrates
Q2.
a) Explain what is meaning of the term” Double Circulation”
(2marks)
b) Describe the circulation of blood in the mammalian heart
(6marks)
Q3.
Explain how the body mechanisms work to:-
a) Reduce blood sugar level
(4marks)
b) Decrease body temperature
(4marks)
Q4.
Describe four types of epithelial tissues
(8marks)
Q5.
Describe energy flow through a terrestrial ecosystem
(8marks)
Section B (30marks)
Q6.
Discuss the biotic factors that influence distribution of organisms
(15marks)
Q7.
Describe the structure and function of the mammalian digestive system (15marks)
Q8.
Discuss Darwin’s theory of Natural Selection
(15marks)
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