Explanation

• Rohtas Fort near Jhelum was built by Sher Shah Suri.
• He was the founder of the Suri Empire in India.
• It is a 16th-century fortress.
• It is located near the city of Dina in Jhelum.
• The construction started in 1541.
• It has 14 gates.

Last verified on 01-05-2026

Explanation

• O⁻ (O Negative) is the universal donor blood group.
• It can be transfused to A, B, AB, and O blood groups.
• O⁻ blood lacks A, B, and Rh (D) antigens.

Additional information:

• Universal Recipient: AB⁺ (AB Positive)
• ABO Blood Groups: A, B, AB, O
• Rh Types: Positive (+) and Negative (−)
• Total Common Blood Groups: 8 (A⁺, A⁻, B⁺, B⁻, AB⁺, AB⁻, O⁺, O⁻)

Last verified on 14-07-2026

Explanation

• The Partition of Bengal, implemented in 1905 by Lord Curzon.
• It was formally annulled in 1911. 
• He divided Bengal into two provinces on 16-10-1905.

The province was divided into:

• West Bengal, which had a majority of Hindus,
• East Bengal, which had a majority of Muslims

Last verified on 30-03-2026

Explanation

• Nippon is the former name for Japan.
• It translates to "origin of the sun" 
• Located in Asia.
• Japan is also called the Land of the Rising Sun. 
• The yen is the currency of Japan.
• The official language is Japanese.
• The capital of Japan is Tokyo. 
• Parliament is called the Diet.

Last updated 17 july 2026 by NA

Explanation

• Longest Railway Tunnel: Khojak Tunnel
• Also Known As: Shela Bagh Tunnel
• Length: 3.9 km (3,912 meters)
• Construction: 1888–1891
• Location: Toba Achakzai Range, Qilla Abdullah District, Balochistan
• Connects: Qila Abdullah – Chaman

Additional information:

• Longest Road Tunnel: Lowari Tunnel

Last verified on 17-07-2026

Explanation

• Charles Babbage is known as the Father of the Computer.
• He designed the more advanced Analytical Engine, which featured a "Mill" (CPU) and a "Store" (memory).

Additional information:

• He was an English polymath.
• Born: 26 December 1791 London, England
• Died: 18 October 1871 (aged 79) London, England

Last updated on 09-03-2026

Explanation

• First Commander-in-Chief: General Sir Frank Messervy (Aug 1947 – Feb 1948)

• Second Commander-in-Chief: General Sir Douglas Gracey (Feb 1948 – Jan 1951)
• First Muslim Commander-in-Chief: General Muhammad Ayub Khan (1951)

Explanation

• The common ostrich (Struthio camelus) is the biggest bird in the world.
• It is weighing up to 344 pounds (157 kilograms) and standing 9 feet tall.
• Female ostriches lay the largest eggs of any living bird.
  

• The world’s fastest bird is the peregrine falcon.
• The white bellbird is the world’s loudest bird.

Last verified on 01-07-2026

Explanation

• Transparent means شفاف
• Opaque means مبہم

Last verified on 11-06-2026

Explanation

Youm-e-Takbeer is celebrated on May 28

It is celebrated  in commemoration of the Chagai-I and Chagai-II series of nuclear tests

This day made Pakistan the seventh nuclear state of the world