The present Act lays down provisions relating to expropriation of land. Inter alia, land may be expropriated for (a) the construction, repair and maintenance of public buildings and other public works; (b) the construction, repair and maintenance of roads, airstrips, ferry landings and bridges; (c) the establishment or development of an industrial enterprise by the Lieutenant-Governor in Council; (d) the carrying on of an undertaking under the Department of Fisheries Act or for a purpose inciden