AI-generated practice question — model-generated for extra practice, not a previous-year CBSE board question.
Jawaharlal Nehru called dams the 'temples of modern India' because they would integrate development of agriculture and the village economy with rapid industrialisation and growth of the urban economy.
Source: Chapter 3, Multi-purpose River Projects and Integrated Water Resources Management
The exact phrase and reason are directly quoted in the passage. Examiners expect you to mention both key outcomes — agricultural/rural development and industrialisation/urban growth — to score full marks. Do not just say "they were useful"; be specific about what Nehru believed they would achieve.