The area of Punjab province in Pakistan is approximately 205,344 square kilometers. The original question and answer were correct, but the format of "sq. km" was standardized.

The Shalimar Garden in Lahore was commissioned by Mughal Emperor Shah Jahan in 1641 - 42, known for its architectural grandeur. The original question had a typo ("Shah Jehan"), corrected to "Shah Jahan."

The white stripe on Pakistan's national flag, symbolizing minorities, occupies one-fourth of the flag's total area, with the green portion covering three-fourths. The original question and answer were correct.

The Indian Independence Bill was passed by the British Parliament and received royal assent on July 18, 1947, creating India and Pakistan as independent dominions effective August 15, 1947. The original question and answer were correct.

Pakistan's first constitution was enforced on March 23, 1956, establishing the country as the Islamic Republic of Pakistan. The original question and answer were correct.

Rakaposhi, a prominent peak in the Karakoram Range, is located near the Hunza Valley in Gilgit-Baltistan. The original answer (a) Swat Valley was incorrect, as Rakaposhi is not near Swat. The correct answer is (c).

Mangla Dam, on the Jhelum River, is Pakistan's second largest earth-filled dam after Tarbela Dam. Kalabagh Dam was never built. The original question had typos ("Tarebla" and "Mangia"), corrected to "Tarbela" and "Mangla," and the answer was correct.

The Khyber Pass, a historic trade and military route, connects Pakistan with Afghanistan. The original question listed "Russia" instead of "India," which was corrected to reflect a more relevant option.

The Pakistan-Iran border is approximately 909 km long, running through Balochistan. The original answer (b) 805 km was incorrect and has been corrected to (c) 909 km, with options adjusted for accuracy.

Pakistan joined the United Nations on September 30, 1947, shortly after its independence. The original question and answer were correct.