NATIONAL OPEN UNIVERSITY OF NIGERIA

UNIVERSITY VILLAGE, PLOT 91, CASDASTRAL ZONE, NNAMDI AZIKIWE EXPRESS WAY, JABI, ABUJA.
FACULTY OF SCIENCES
NOVEMBER 2018 EXAMINATION

COURSE CODE:      BIO308

COURSE TITLE:     BIOGEOGRAPHY

CREDIT UNIT:         2

TIME ALLOWED: 2 HOURS

INSTRUCTION: ANSWER QUESTION 1 AND ANY OTHER THREE QUESTIONS

1a        Briefly, discuss the theory of island biogeography (8 Marks)

1b        Enumerate any seven influencing factors on island biogeography (7marks)

1c        Describe the relationship between climate and vegetation. (10Marks)

2a        List and explain the three main factors affecting dispersal of organisms (9marks)

2b        Give a general description of the floristic paleotropical kingdom (6marks)        

3a        Give a brief historical development of biogeography (10 marks)

3b        List the five floristic subkingdoms of the paleotropical kingdom (5marks)

4a        Describe any three major common characteristics of tropical trees (6marks)

4b        Identify and describe any three floristic provinces of the Madrean region (9 Marks)

5a        Enumerate and describe any three ecological regions of Neotropic Kingdom (9marks)

5b        List the six floristic regions of the world (6 Marks)