Explanations:
To understand the concept of port cities in Karnataka, it is essential to first define what a port city is. A port city is a city that has a harbor or a port facility where ships can dock and load or unload cargo. These cities are typically located on the coast or near a navigable waterway, such as a river or a lake, that connects to the sea. The port city serves as a crucial link between land and sea transportation, facilitating trade and commerce.
In the context of Karnataka, Mangalore is the only port city among the options provided. Mangalore is situated on the western coast of India, in the state of Karnataka. It is known for its natural harbor, which has made it an important port city for centuries. The port of Mangalore handles a significant amount of cargo, including iron ore, manganese, and other minerals, as well as general cargo and containerized goods. The port is also a gateway for the export of agricultural products and the import of raw materials for industries in the region.
The other cities listed in the options are not port cities. Mysuru, also known as Gardencity, is an inland city located in the southern part of Karnataka. It is known for its historical significance, cultural heritage, and the Mysuru Palace. Bengaluru, the capital city of Karnataka, is also an inland city located in the southern part of the state. It is known for its IT industry, educational institutions, and cultural significance. Neither of these cities has a port facility or is located on the coast.
Therefore, the correct answer to the question "Which is a port city of Karnataka?" is Mangalore. Understanding the geographical location and the role of port cities in facilitating trade and commerce is crucial for identifying port cities in any region.