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NATIONAL OPEN UNIVERSITY OF NIGERIA
UNIVERSITY VILLAGE, PLOT 91, CASDASTRAL ZONE, NNAMDI AZIKIWE EXPRESS WAY, JABI, ABUJA.
FACULTY OF AGRICULTURAL SCIENCE
JUNE/JULY 2013 EXAMINATION
COURSE CODE: AGB404
COURSE TITLE: Bio Resources Management (3 units)
TIME ALLOWED: 3 Hours
INSTRUCTION: Answer Five (5) questions out of Seven (7) questions
- (a) Define the ecosystem.
(b) State the characteristics of the ecosystem.
- (a) Explain the status of biodiversity in the Nigerian ecosystem.
(b) List four of each of local legumes in Nigerian ecosystem.
- (a) Explain two types of biodiversity.
(b) Enumerate three the uses of biodiversity within Nigerian ecosystem
- (a) Define genetic erosion?
(b) List the direct and indirect causes of genetic erosion in Nigeria.
- (a) Define plant biotechnology.
(b) State indicators of biotechnological achievements
(c) Mention 2 areas for future achievements.
- (a) Why is forest conservation necessary?
(b) State the strategies for conserving forest trees.
- (a) Identify the benefits of germplasm conservation?
- Explain three obstacles to use of plant genetic resources.
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