After Christopher Columbus discovered America, crops like potatoes were introduced to Europe and Asia. Potatoes became a staple food, improving nutrition, supporting population growth and changing global agricultural and economic systems significantly. Correct Option: (C) Potatoes
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Development goals vary by people’s needs—farmers seek irrigation, workers want jobs and students desire education. These differences highlight that true development is inclusive, respecting diverse aspirations for economic growth, equality and social welfare.
Excessive groundwater use lowers water tables, causes scarcity and threatens sustainability. Over-irrigation and urbanization worsen depletion. Judicious use, rainwater harvesting and conservation are vital to ensure future water security and ecological balance.
Democracy upholds equality, liberty, justice, tolerance and accountability. These values promote harmony, respect for rights and responsible governance, ensuring freedom, fairness and participation for all citizens in a peaceful and inclusive society.
Democracy is assessed through political accountability, rule of law, social justice, economic equality and citizen participation. It succeeds when governance ensures equality, transparency and freedom while addressing people’s needs and promoting inclusive development.