Fish processing units in Tamil Nadu are important for:

The correct answer is: d) All of the above.

Fish processing units in Tamil Nadu are important for value addition, preservation, and quality control.

• Value addition is the process of increasing the worth of a product by adding new features or benefits. In the case of fish, value addition can be achieved by processing the fish into different products, such as fillets, canned fish, or fishmeal. This can increase the value of the fish and make it more marketable.
• Preservation is the process of preventing food from spoiling. This is important for fish, as it is a perishable product. Fish can be preserved by freezing, canning, or smoking.
• Quality control is the process of ensuring that products meet certain standards of quality. This is important for fish, as consumers want to be sure that they are getting a safe and high-quality product. Fish processing units in Tamil Nadu have quality control measures in place to ensure that their products meet the required standards.

In addition to the above, fish processing units in Tamil Nadu also provide employment to a large number of people. They also contribute to the state’s economy by generating revenue and exports.