Explanation

• Islam spread in Sindh during the Umayyad Caliphate.
• Umayyad Caliphate: 661–750 AD
• Conqueror of Sindh: Muhammad bin Qasim
• Year of Conquest: 711–712 AD (92–93 AH)
• Umayyad Caliph: Al-Walid I (705–715 AD)
• Governor of Iraq: Al-Hajjaj bin Yusuf
• Ruler Defeated: Raja Dahir

Last verified on 21-07-2026

Explanation

• Date: 20 Ramadan, 8 AH
• Gregorian date: December 629 / January 11, 630 AD
• Leader: Prophet Muhammad (ﷺ)
• Place: Makkah (Saudi Arabia)
• Occasion: Victory of Muslims over Quraysh

Additional information:

• Prophet Muhammad (ﷺ) entered Makkah on his favorite camel Al-Qaswa (القصواء).
• Usama Ibn Zaid (RA) was sitting behind him.
• On the way, Prophet Muhammad (ﷺ) recited Surah Al-Fath (48th Surah of the Quran).

Last verified on 01-07-2026

Explanation

• Quaid-e-Azam Muhammad Ali Jinnah joined the All India Muslim League in 1913.
• He was about 37 years old when he became a member of the Muslim League.

Additional information:

• Quaid-e-Azam joined the Indian National Congress in 1906 and left it in 1920.

Last verified on 21-07-2026

Explanation

Syed Mohsin Naqvi became interim interior minister of Pakistan in March 2024.

Mohsin Naqvi replaced Dr. Gohar Ejaz. 

Mohsin Naqvi has previously served as Chief Minister of the Punjab. 

Last verified on 23-02-2026

Explanation

• After the Hijrah (622 AD), the Prophet's (ﷺ) camel knelt near the house of Hazrat Abu Ayub Ansari (RA).
• He hosted the Holy Prophet (ﷺ) for about 7 months.
• He hosted the Prophet SAW until Masjid-e-Nabawi and the Prophet's rooms were completed.
• His original name was Khalid bin Zayd of the Banu Najjar tribe.

Last verified on 21-07-2026

Explanation

• The nation of Hazrat Nooh (A.S) was exterminated through the scourge of floods (Toofan-e-Noah).
• The flood was a divine punishment due to their disbelief and corruption.
• Hazrat Nooh (A.S) built an Ark and was saved along with his followers.
• The flood event is mentioned in the Holy Quran in Surah Hud and Surah Al-Mu’minun.

Additional information:

• Title: Shaikh-ul-Ambiya, Naji Ullah, Abu-ul-Bashar Sani
• Lifespan: 950 years (mentioned in Quran, Surah Al-Ankabut 29:14)

Last verified on 21-07-2026

Explanation

• The value 332 m/s is measured under standard atmospheric conditions.

Additional information:

• Speed of sound in air at 20°C ≈ 343 m/s.
• Speed of sound is faster in solids than liquids and gases.

Examples:

• Air: ~332 m/s (0°C)
• Water: ~1,480 m/s
• Steel: ~5,100 m/s

Last verified on 21-07-2026

Explanation

• FATF stands for Financial Action Task Force.

Additional information:

• Founded: 1989
• Founder: G7 countries
• Headquarters: Paris, France
• Official Languages: English, French
• Presidency Term: 1 year
• Members: 39
• Main Purpose: Combat money laundering, terrorist financing, and proliferation financing.

Last verified on 07-07-2026

Explanation

• An Astronomical Unit (AU) is the average distance between the Earth and the Sun.
• It is a standard unit used to measure distances within the Solar System.
• 1 AU = 149,597,870.7 km
• 1 AU = 92,955,807.3 miles
• Light travels 1 AU in: About 8 minutes 20 seconds

Last verified on 21-07-2026

Explanation

• The Aorta is the largest artery in the human body.
• It carries oxygen-rich blood from the left ventricle of the heart to the rest of the body.
• It is the main artery of the systemic circulatory system.
• The aorta branches into smaller arteries to supply blood to all body organs except the lungs.

Additional information:

• Arterioles are the smallest branches of arteries.
• They carry oxygenated blood from arteries to the capillaries.
• Arterioles regulate blood flow and blood pressure by constricting or dilating.

Last verified on 21-07-2026