Explanation

• Sir James Chadwick discovered the neutron in 1932.
• He was a British physicist.
• His discovery completed the basic picture of the atomic nucleus.
• He received the Nobel Prize in Physics in 1935 for this discovery.

Additional information:

• J. J. Thomson – Electron (1897)
• Ernest Rutherford – Atomic nucleus (1911) and Proton (1917)

Last verified on 03-07-2026

Explanation

• Balochistan covers about 43.6% (44%) of Pakistan’s total area.
• Area: 347,190 sq km
• Population share: 5–6%
• Capital: Quetta
• Largest province by area in Pakistan: Balochistan

Last verified on 09-06-2026

Explanation

NOTE: Length: Old – 1,046 km, New – 1,058 km (both accepted in MCQs)

• Divisions: Sindh Coast – 270 km, Makran Coast – 720 km
• Major Location: Most of the coastline is in Balochistan
• Geographical Areas: Gwadar, Lasbela, Karachi, Thatta Coast
• Borders: Thatta Coast from Korangi Creek to Sir Creek; Rann of Kutch from Badin to Tharparkar

Last verified on 15-01-2026

Explanation

• The Supreme Commander of the Pakistan Armed Forces is the President of Pakistan.
• Constitutional provision: Article 243 of the Constitution of Pakistan deals with the command of the Armed Forces.
• Election: The President is indirectly elected by an Electoral College for a five-year term.
• Eligibility: The President must be a Muslim and at least 45 years old.

Last verified on 13-10-2026

Explanation

• SEATO is the name of the pact joined by Pakistan and the United Kingdom in 1954.

Additional information:

• Full form: Southeast Asia Treaty Organization
• Established: 8 September 1954
• Purpose: To prevent the spread of communism.
• Headquarters: Bangkok, Thailand
• Original members (8): United States, United Kingdom, France, New Zealand, Australia, Pakistan, the Philippines, and Thailand.
• Dissolved: 30 June 1977.

Last verified on 13-10-2026

Explanation

• The largest river in Pakistan is the Indus River.
• It is the National River of Pakistan.

Additional information:

• The Indus River starts in Tibet.
• It originates from the Mansarovar lake.
• They flow through India, Pakistan.
• It finally falls into the Arabian Sea near Karachi.
• They start making a delta near the city of Thatta.
• The old name of the Indus River was Sindhu.
• There are 6 Barrages constructed in the Indus River.
• The length of the Indus River is 3,180 km.
• The 2nd source of Indus River is Gar Tsangpo.
• The upper Indus Plain starts from Kalabagh.
• The upper Indus Plain ends at Mithankot.

Last verified on 10-07-2026

Explanation

• Plutocracy is a system of government in which wealthy people hold power or influence.
• The word comes from the Greek "Ploutos" (wealth) and "Kratos" (power/rule).

Additional information:

• Oligarchy – Rule by a small group of people
• Aristocracy – Rule by the noble or privileged class
• Democracy – Rule by the people
• Pantisocracy – An ideal system in which everyone shares equal governing power

Last verified on 20-07-2026

Explanation

• The Pacific Ocean is the largest and deepest ocean on Earth.
• It covers about 30% of the Earth's surface.
• It contains 97% of the Earth's water.
• The Mariana Trench, the deepest part of the ocean.
• It is located in the Pacific.
• The Arctic Ocean is connected to the Pacific Ocean via the Bering Strait.

Additional information:

• The Arctic Ocean is the Smallest Ocean of the world.
• Oceans cover 71% of the Earth's surface.
• The Indian Ocean is the warmest, with the Persian Gulf being the hottest area.
• The Diamantina Trench is the deepest point in the Indian Ocean.
• Jordan does not have an ocean.

Last verified on 17-03-2026

Explanation

• Thar Desert is the largest desert in Pakistan.
• It is the only subtropical desert in Asia.
• It is the 3rd largest in Asia.
• It spans an area of 175,000 square kilometers.
• It covers large areas of Pakistan and India.

Pakistan hosts five major deserts which were historic forests:

1. Cholistan (Bahawalpur, Punjab)
2. Thal (Bakhar district of Punjab)
3. Katpana desert (Sakardu)
4. Kharan desert (Balochistan)
5. Thar desert (Sindh)

Last verified on 02-04-2026

Explanation

• Date: April 22
• First Held: April 22, 1970
• Purpose: Raise awareness for environmental protection and conservation
• Theme 2026: Our Power, Our Planet