Explanation

• MRI stands for Magnetic Resonance Imaging.
• It is a medical imaging technique.
• It uses strong magnetic fields and radio waves to create detailed images of organs and tissues.

Last verified on 03-09-2026

Explanation

• The verbal meaning of “Zakat” is Purification.
• It comes from the Arabic root meaning “to purify” and “to grow”.
• In Islam, Zakat purifies wealth and increases blessings.
• It is the 3rd fundamental pillar of Islam.
• It was made compulsory in 2 AH.
• It is mentioned 32 times in the Holy Quran.

Last verified on 25-04-2026

Explanation

• Sayee is the act of walking or running seven times between the hills of Safa and Marwa in Makkah.
• It is a required ritual in Hajj and Umrah.

Additional information:

• Location: Masjid al-Haram, Makkah
• Performed after: Tawaf (circumambulation of Kaaba)
• Next ritual after Sayee: Hujjaj go to Mina
• Symbolism: Hajar’s search for water for her son, Prophet Ismael (PBUH)

Last verified on 15-03-2026

Explanation

• Main Cause: Freon / CFCs
• Effect: Breaks down O₃ molecules → more UV-B radiation
• Other Contributors: Halons, carbon tetrachloride
• Result: Skin cancer, cataracts, climate impact

• The Montreal Protocol (1987) aimed to reduce CFC emissions
• Ozone layer protects Earth from harmful ultraviolet rays

Explanation

• WTO (World Trade Organization) was established on 1 January 1995.
• It succeeded GATT.
• Pakistan joined WTO on 1 January 1995.

Additional information:

• Members: 164
• Headquarters: Geneva, Switzerland
• Official Languages: English, French, Spanish

Objectives:

• Protect Intellectual Property Rights
• Promote Free Trade
• Remove Trade Quotas

Last verified on 16-01-2026

Explanation

• Start a presentation from the current slide: Shift+F5
• Start a presentation from the beginning: F5

Additional information

• Ctrl + N: Create a new presentation document
• Ctrl + M: Insert a new slide
• Ctrl + S: save a presentation

Last verified on 26-05-2026

Explanation

• NATO is a military alliance.
• NATO stands for North Atlantic Treaty Organization.
• Founded: 4 April 1949 (Washington, USA).
• Headquarters: Brussels, Belgium
• Official Languages: English & French.
• Founding Members: 12

Total Members: 32

• European: 30
• North American: 2

Latest Member: Sweden (joined 7 March 2024)

• Muslim Member Country: Türkiye
• Pakistan: Not a NATO member

List of NATO member countries:

1. Albania
2. Belgium
3. Bulgaria
4. Canada
5. Croatia
6. Czechia
7. Denmark
8. Estonia
9. France
10. Germany
11. Greece
12. Hungary
13. Iceland
14. Italy
15. Latvia
16. Lithuania
17. Luxembourg
18. Montenegro
19. Netherlands
20. North Macedonia
21. Norway
22. Poland
23. Portugal
24. Romania
25. Slovakia
26. Slovenia
27. Spain
28. Turkiye
29. United Kingdom
30. United States
31. Finland
32. Sweden

Last verified on 17-03-2026

Explanation

• Ctrl + V is the shortcut key used to paste copied or cut text.

Additional information:

• Ctrl + C — Copy
• Ctrl + X — Cut
• Ctrl + Z — Undo
• Ctrl + A — Select All

Last verified on 23-08-2026

Explanation

• Vasco da Gama was a famous explorer and navigator from Portugal.

Additional information:

• Born: 1460, Sines, Portugal
• Died: 1524, Cochin, India
• Famous Achievement: First European to reach India by sea in 1498
• Significance: Opened direct maritime trade between Europe and Asia

Last verified on 15-01-2026

Explanation

• The SUM function in MS Excel is used to add numbers from selected cells or ranges (e.g., =SUM(A1:A5)).
• It is one of the most commonly used functions for quick total calculations in spreadsheets.

Last verified on 26-05-2026