NATIONAL OPEN UNIVERSITY OF NIGERIA SED 835 LABORATORY DESIGN AND MANAGEMENT
EXAMINATION, JANUARY / FEBRUARY 2013
COURSE CODE: SED 835 (3 units)
COURSE TITLE: LABORATORY DESIGN AND MANAGEMENT TIME: 3 HOURS
INSTRUCTION: ANSWER FOUR QUESTIONS. EACH QUESTION CARRIES EQUAL MARKS.
DATE: Saturday 26th January
- (a) Describe FOUR shapes a secondary school science laboratory could take. Illustrate with sketch diagrams.
(b) Explain THREE factors to be considered for sitting a science
(c) Differentiate between fixed and flexible design of science laboratory.
- (a) Preparation room is a subset of a science laboratory. Briefly discuss
FOUR requirements necessary for constructing a preparatory room. (b) Enumerate EIGHT materials that should be in a preparatory room. (c) Explain THREE types of stores of a science laboratory.
- Occurrences of accidents in the laboratory should be reduced to bearest minimum:
(a) Explain FOUR main causes of laboratory accidents
(b) Enumerate TEN preventive measures of laboratory accidents.
- (a) Explain FIVE general first aid procedures you would undertake to rescue a science.
student who was involved in laboratory accidents.
(b) Briefly discuss and give ONE example of each of the following:
(i) Unserviceable non-consumable items
(ii) Obsolete instruments
(iii) Flammable liquids
(iv) Radioactive substances
|5.||(a)||List EIGHT principles you need to obey in order to fight fire in the|
|(b)||Discuss FIVE types of simple servicing of equipment that are carried
out by a laboratory technician.