The animal that was carved on the seal of the Constituent Assembly of India is the Elephant.

The Constituent Assembly of India was a body of representatives that was formed to draft the Constitution of India. It was established in 1946, and its members were elected by the provincial assemblies. The Assembly consisted of various political leaders, including Jawaharlal Nehru, B.R. Ambedkar, and Sardar Vallabhbhai Patel.

The choice of the Elephant as the animal for the seal of the Constituent Assembly holds symbolic significance and represents several aspects of Indian culture and heritage.

1. The Elephant as a Symbol:
- The Elephant is considered a sacred animal in Indian culture and holds a significant place in religious and mythological traditions.
- It is associated with Lord Ganesha, who is widely revered as the remover of obstacles and the god of wisdom and knowledge.
- The Elephant is also a symbol of strength, power, and wisdom in Indian folklore.

2. Representation of Indian Democracy:
- The choice of the Elephant on the seal represents the democratic values upheld by the Constituent Assembly.
- The Elephant is known for its intelligence and ability to live in harmony within a social structure, which reflects the principles of inclusiveness and cooperation in a democratic society.

3. Preservation of Indian Heritage:
- By selecting the Elephant as the symbol, the Constituent Assembly aimed to emphasize the importance of preserving and promoting Indian heritage.
- The Elephant has been an integral part of Indian art, architecture, and literature for centuries, and its depiction on the seal serves as a reminder of the rich cultural heritage of the country.

In conclusion, the Elephant was carved on the seal of the Constituent Assembly of India due to its symbolic significance, representing strength, wisdom, democracy, and the preservation of Indian heritage.