| Consider the following statements regarding the Dolphin - Susu. |
| 1. It is a type of dolphin which can thrive both in freshwater and saltwater. |
| 2. It occurs in rivers of both Ganga and Brahmaputra. |
| 3. It is also called as blind river dolphin. |
| 4. The presence of Susu is an indication of the health of the river. |
| Which of the statements given above are correct? |
A) 1 and 2
B) 1, 3 and 4
C) 3 and 4
D) 2, 3 and 4
Correct Answer: D
Solution :
[d] The Susu Dolphin thrives only in freshwater. It is a called as the Ganges River dolphin. It is the national aquatic animal of India other names are blind river dolphin. As they thrives only in freshwater means they are indicator of the health of river.
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