Explanation: In the context of Indian geography and urban development, metropolitan cities are defined as large urban areas with a population exceeding 4 million. These cities are not only significant in terms of population but also play crucial roles in the economic, cultural, and administrative spheres of the country.
Chennai, the capital of Tamil Nadu, is a prime example of a metropolitan city. It is a major industrial and commercial center with a population exceeding 4 million. The city is known for its automobile industry, information technology, and healthcare sectors, making it a vital economic hub in South India.
Delhi, the national capital of India, is another metropolitan city. It is the seat of the central government and a major political and administrative center. With a population well over 4 million, Delhi is also a significant economic hub, hosting numerous multinational corporations and financial institutions.
Kolkata, the capital of West Bengal, is also recognized as a metropolitan city. It has a population exceeding 4 million and is a major cultural and economic center in Eastern India. Kolkata is known for its rich cultural heritage, educational institutions, and industries such as jute, textiles, and pharmaceuticals.
The classification of these cities as metropolitan is based on their large populations and their significant roles in the country's development. Each of these cities contributes to the economic growth and cultural richness of India, making them important urban centers.
Understanding the concept of metropolitan cities in India is crucial for students preparing for competitive examinations such as the UPSC, SSC, Bank PO, and State PSC. It is important to recognize the criteria for classification and the specific roles these cities play in the country's urban landscape. By comprehending the significance of these cities, students can better appreciate the urban development and economic dynamics of India.