General Knowledge

The Antonov AN-225 Mriya made its first landing in Karachi for refueling on 19 April 2018, which is the correct date among the options provided.

Karl Marx is widely recognized as the Father of Communism due to his foundational works on communist theory, including the Communist Manifesto. The other options are unrelated to communism.

Napoleon Bonaparte was famously called the "Man of Destiny" due to his significant impact on European history and his belief in his own fate to shape events. This nickname is well-known in historical contexts.

NADRA stands for National Database and Registration Authority, which is the government agency responsible for maintaining the database of citizens in Pakistan.

The Sinai Peninsula is a triangular peninsula in Egypt, situated between the Mediterranean Sea to the north and the Red Sea to the south. It is geographically part of Egypt, making option A correct.

The Hispar Glacier is the longest glacier in the Karakoram range and the second-longest glacier outside the polar regions, measuring about 49 kilometers. Siachen Glacier, while significant, is shorter than Hispar.

Alessandro Volta invented the first true battery, known as the voltaic pile, in 1800. This invention provided the first continuous source of electrical current.

The Engadin Valley is a well-known valley located in the canton of Graubünden in Switzerland, making option A the correct answer.

ISI stands for Inter-Services Intelligence, which is the premier intelligence agency of Pakistan responsible for national security and intelligence operations.

Stephen Hawking had three children: Robert, Lucy, and Timothy. This is confirmed by multiple reliable sources including Biography.com and Wikipedia. Therefore, the correct answer is option B (3). The original question had the correct factual information but incorrectly marked the correct answer as C (4). The correct answer has been updated to B to reflect the accurate number of children.