Explanation

• Headquarters: Tehran, Iran.
• Established: 1985.
• Founding countries: Türkiye, Iran, and Pakistan.
• Official language: English.
• Purpose: To promote economic, technical, and cultural cooperation among member states.

ECO Member States (10):

1. Türkiye
2. Iran
3. Pakistan
4. Afghanistan
5. Azerbaijan
6. Kazakhstan
7. Kyrgyz Republic
8. Uzbekistan
9. Tajikistan
10. Turkmenistan

Last verified on 14-10-2026

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

• Total bones in adult human body = 206
• At birth = 270–300 bones (fuse to become 206)

The total bones of our body can be divided into:

• Axial skeleton = 80 bones
• Appendicular skeleton = 126 bones

Additional information:

• Newborn baby has 300 bones
• Longest bone = Femur
• Shortest bone = Stapes
• Bones in human skull = 22

Last verified on 30-03-2026

Explanation

21 EU member states currently use the euro (€) as their official currency.

1. Austria
2. Belgium
3. Bulgaria
4. Croatia
5. Cyprus
6. Estonia
7. Finland
8. France
9. Germany
10. Greece
11. Ireland
12. Italy
13. Latvia
14. Lithuania
15. Luxembourg
16. Malta
17. Netherlands
18. Portugal
19. Slovakia
20. Slovenia
21. Spain

The euro was introduced for electronic payments on 1 January 1999.

• Euro banknotes and coins were introduced on 1 January 2002.
• Bulgaria became the 21st EU country to adopt the euro in January 2026.

Last verified on 06-09-2026

Explanation

List of Olympics from 2010 to 2030

Explanation

• The chemical formula of baking soda is NaHCO₃, which stands for sodium bicarbonate.
• The chemical name of baking soda is sodium hydrogen carbonate or sodium bicarbonate (NaHCO3).
• Sodium bicarbonate is non flammable
• Baking soda is basic in nature.

Last verified on 03-09-2026

Explanation

1. China
2. India
3. Kazakhstan
4. Kyrgyzstan
5. Russia
6. Pakistan
7. Tajikistan
8. Iran
9. Uzbekistan
10. Belarus

Explanation

China has successfully landed a robot on the surface of Mars on 15 May 2021.

China has become the third country after Russia and the United States of America in history

The rover 'Zhurong' will spend around 90 Martian days on the planet.

A Martian day is around 24 hours and 39 minutes.

This rover is named after the mythical Chinese god of fire.

Explanation

• Chief Minister: Maryam Nawaz
• Oath Taken: 26 February 2024
• Province: Punjab
• Predecessor: Mohsin Naqvi
• Political Party: Pakistan Muslim League (N) – PML-N

Additional information:

• Benazir Bhutto was Pakistan's first woman Prime Minister.
• She was serving from 1988–1990 and 1993–1996.

Last verified on 26-07-2026

Explanation

• Weber (Wb) is the SI unit of magnetic flux.
• One Weber is equal to one volt-second (V·s).
• A magnetic flux density of 1 Weber per square metre (1 Wb/m²) is equal to 1 Tesla (T).
• Magnetic flux measures the total magnetic field passing through a surface.

Last verified on 03-07-2026