Q1. Define: (a) food security, (b) malnutrition and (c) famine? Q2. Distinguish between macro and micronutrients? Q3. Compare between: (a) industrialized agriculture and organic agriculture (b) mono-agriculture; and poly-agriculture Q4. List some of the issues that make soil one of our most important natural resources. Q5. List the mean measure that we can do to shift agriculture into a sustainable one?.