Question 3
The diagram below illustrates an equipment. Study it and answer questions 3(a)(b)(c) and (d).
- Name the equipment illustrated in the diagram.
- Name the parts labelled I, II, III, IV, V and VI.
- State the function of the instrument.
- Name three place where the instrument could be found.
- Mention two categories of people that could use the instrument.
Observation
This question was attempted by majority of the candidates and their performance was fair. In part (a) many candidates were able to identify correctly the diagram. In part (b) many candidates could not name correctly the parts labeled. In part (c) they did fairly well in it. In part (d) many candidates had a good score in it. In part (e) the question was fairly answered.
The expected answers are as follow:
- Name of the illustrated diagram
- Microscope
- Name of the parts labelled
- Function of the illustrated instrument
- Magnifies micro-organisms/tiny objects.
- Places where the instrument could be found
- school/engineering/geological/pharmaceutical laboratory/named;
- hospitals.
- health education laboratory/named.
- research institutions.
- People that use the instrument
- medical personnel/named.
- laboratory technicians.
- science students.
- researchers.
- science teachers/health educators.
I - binocular/occular lenses/eye piece lens
II - handle/frame/arm
III - adjustment/focus knob
IV - base/foot
V - illuminator/mirror
VI - support slide/stage