(a) Draw a map of Nigeria and on it, locate and name
(i) three solid-mineral-mining towns and the solid mineral foi in each
(ii) three refinery towns
(b) Outline any four contributions of solid minerals to the economy of Nigeria
(c) State any three problems which face the mining of solid minerals in Nigeria
Explanation
(b) Contributions of solid minerals to Nigerian economy:
(i) Revenue to the government
(ii) Income for workers
(iii) Generate employment
(iv) Source of foreign exchange
(v) Raw materials in industries
(vi) Facilitates infrastructural development
(vii) Facilitate growth of towns
(c) Problems facing the mining of solid minerals:
(i) Low level of technology
(ii) Inadequate skilled manpower
(iii) Inadequate capital
(iv) Inadequate infrastructure
(v) Competition from alternative sources
(vi) Illegal transactions/illegal mining/bunkering
(vii) Exhaustion or depletion of deposits