What is that thing that freezes when heated? do you know the correct answer?

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Question- What is that thing that freezes on heating?

Answer- Egg

Question- The opening of the Suez Canal shortened the route between which two continents

Answer- Europe to Asia and East Africa

Question- When was the First World War fought?

Answer- 1914-1918 AD

Question- Rabindranath Tagore wrote the national anthem of which country other than India?

Answer- Bangladesh

Question- Which is the most intelligent creature after a human?

Answer- Dolphin is the most intelligent animal after humans.