Explanation

• Rutherford’s gold foil experiment (1911) showed that an atom has a small, dense, positively charged center called the nucleus.
• The mass of the atom is concentrated in the nucleus, while most of the atom is empty space.

Additional information:

• Nucleus contains: Protons (+) and neutrons (neutral)
• Electrons move around the nucleus in mostly empty space
• The experiment involved alpha particles being deflected by the nucleus.

Last verified on 10-02-2026

Explanation

• The first mosque of Islam is Quba Mosque (Masjid al-Quba).
• Location: Medina, Saudi Arabia.
• Built by: The Islamic Prophet Muhammad in the 7th century.
• Established in 622 CE on the outskirts of Medina (Yathrib).
• Prophet Muhammad (PBUH) spent 14 days praying Qasr here.
• Prophet Muhammad (PBUH) led the first Friday prayer in this mosque.

Additional and Most Important information:

• Masjid-ul-Haram (Kaaba): The first mosque on earth.
• Masjid-e-Aqsa: Built much earlier, associated with Hazrat Sulaiman (A.S.).
• Masjid-e-Nabavi: Built after the Prophet arrived in Medina, not the first.

Last updated by NA on 09-0-2026

Explanation

• Jasmine (Chambeli) is the national flower of Pakistan.
• It was chosen as the national flower in 1961.

Additional information:

• National Bird: Chukar
• National Animal: Markhor
• National Dish: Nihari
• National Fruit: Mango
• National Tree: Deodar
• National Flower: Jasmine
• National Vegetable: Lady Finger (Okra)

Last verified on 08-03-2026

Explanation

• Holy Prophet Muhammad (PBUH) was born in Makkah (Mecca), Saudi Arabia.
• His birth took place in 571 AD, known as the Year of the Elephant.
• He belonged to the Quraysh tribe, specifically the Banu Hashim clan.
• His father Abdullah died before his birth and his mother was Amina bint Wahb.

Last verified on 13-03-2026

Explanation

• COVID-19 was declared pandemic by WHO on March 11, 2020. 
• WHO stands for: World Health Organization
• COVID caused by: SARS-CoV-2
• COVID-19 acronym: Coronavirus disease 2019
• Global Pandemic means: عالمی وباء

Last verified on 16-03-2026

Explanation

• The Indus River starts in Tibet (China).
• It is originates from the Mansarovar lake.
• It is flows through India, Pakistan.
• It is finally falls into the Arabian Sea near Karachi.
• River Indus starts making a delta near the city of Thatta.

Additional information:

• The old name of the Indus river was: Sindhu
• National River of Pakistan: Indus River
• The Six Barrages constructed in Indus River.
• Indus River Length: 3,180 km
• Indus River 2nd source: Gar Tsangpo
• The upper Indus plain starts from Kalabagh.
• The upper Indus plain ends at Mithankot.

Last verified on 17-03-2026

Explanation

• Sound waves in solvents (like liquids) travel as longitudinal waves, where particles vibrate parallel to the direction of wave propagation.
• These are a type of mechanical wave, requiring a medium to travel.

Last verified on 19-03-2026

Explanation

• Dark green field: Represents Muslim majority in Pakistan.
• White stripe: Represents religious minorities.
• Crescent: Symbolizes progress.
• Star: Symbolizes light and knowledge.

Colors Meaning:

• Green: Hope, joy, love, and Islam
• White: Peace and honesty

Last verified on 14-03-2026

Explanation

• Aga Khan III was the first president of the All-India Muslim League, founded in 1906.
• He led the Muslim deputation to the British Viceroy the same year to represent Muslim interests.
• Born: 2 November 1877, Karachi
• Died: 11 July 1957, Versoix, Switzerland
• Burial: Aga Khan Mausoleum, Egypt

Founders of All-India Muslim League:

1. Muhammad Ali Jinnah
2. Aga Khan III
3. Khwaja Salimullah
4. Hakim Ajmal Khan

Last verified on 16-03-2026

Explanation

• The number of verses in the Quran is 6,666.
• The total number of verses in Quran is 6,236 excluding Bismillah and 6349 including Bismillah.
• There are 114 Surahs in the Qur'an.
• There is Juz 30 in the Qur'an.
• There are Manzil 7 in the Qur'an.
• There are 14 Sajda talawat in the Qur'an.

Last verified on 17-03-2026