Question 10
State four uses of gemstones.
Observation
The responses of the candidates to this question was poor and very few of them scored high marks. The expected answers were:
- gemstones are used for making jewelries and other adornment e.g. diamond, ruby;
- diamond as gemstone is used in drilling bits;
- diamond as gemstone is used industrially in the cutting of other stones;
- gemstones are used in laser technology;
- diamond as gemstones could be used industrially as abrasive;
- for decoration;
- used as hedge;
- means of exchange.