General Knowledge

Explanation: The Argo ocean-monitoring system uses nearly 4,000 floating robotic floats.

Explanation: Melania Trump was the US First Lady from January 2017.

Explanation: Murree Brewery was founded in 1860.

Explanation: Bern, Switzerland, is known as the 'City of Bears.'

Explanation: The US presidential limousine is nicknamed 'The Beast.'

Explanation: Donald Trump's private aircraft is nicknamed 'Trump Force One.'

Explanation: Iceland is a European country with no railway network.

Explanation: In Shakespeare's 'Hamlet,' the prince's father is also named Hamlet.

Explanation: The presidential system operates on the principle of separation of powers.

Explanation: Punjab (India) declared the dolphin its state aquatic animal.