The Minister may acquire, on behalf of the Republic, any lands required for any public purpose, absolutely or for a term of years as he may think proper, paying such consideration or compensation as may be agreed upon or determined under the provisions of this Ordinance. Specified purposes are declared to be public purposes for the purposes of this Ordinance and of section 8 of the Constitution. The Minister may acquire, on behalf of the Republic, any lands required for any public purpose, absol