The correct answer is: d) All of the above
Tamil Nadu is a state in southern India with a long coastline and a number of rivers. The rivers in Tamil Nadu are known for their unique freshwater biodiversity, including fish, crocodiles, and turtles.
Fish are the most common type of animal found in the rivers of Tamil Nadu. There are over 1,000 species of fish in the state, including carp, catfish, and minnows. Fish are an important part of the food chain in the rivers, and they are also a popular source of food for humans.
Crocodiles are also found in the rivers of Tamil Nadu. There are two species of crocodiles in the state: the mugger crocodile and the saltwater crocodile. Both species are endangered, and they are protected by law. Crocodiles are an important part of the ecosystem, and they help to control the populations of other animals.
Turtles are also found in the rivers of Tamil Nadu. There are several species of turtles in the state, including the Indian flapshell turtle and the Indian softshell turtle. Turtles are an important part of the ecosystem, and they help to control the populations of other animals.
The rivers of Tamil Nadu are a valuable resource, and they are home to a variety of wildlife. It is important to protect the rivers and the animals that live in them.