Explanation

• CPEC stands for China-Pakistan Economic Corridor.
• Mission statement: Securing Energy Import and Trade Boost for China, Infrastructure Development for Pakistan.
• Established: 20 April 2015 
• Budget: $62 billion

Last updated 08 Nov 2026 by NA 

Explanation

• Plants need gas exchange for photosynthesis and respiration.
• Exchange of CO₂, O₂, and water vapor occurs through stomata on leaves.
• Stomata are tiny pores controlled by guard cells.

Additional information:

• Helps maintain internal water balance and gas diffusion.
• Essential for growth, energy production, and transpiration.

Last verified on 22-01-2026

Explanation

• Alexander Graham Bell is credited as the inventor of the telephone.
• He was awarded the first successful patent for it.
• The telephone was invented in 1876.
• Bell made the first-ever telephone call to his assistant Thomas Watson.

Last updated by NA on 06-11-2026

Explanation

The sum of the interior angles of a polygon can be calculated using the formula:

(n-2) × 180°, where n is the number of sides.

For a hexagon, n = 6.

Sum of interior angles = (6-2) × 180°

= 4 × 180°

= 720°

Last verified on 07-10-2026

Explanation

• Karachi is known as the "City of Lights" in Pakistan.
• This nickname in the 1960s and 1970s for its vibrant nightlife
• It is the largest city in Pakistan
• Known as the 'Economic Hub of Pakistan'.

Last updated on 11-02-2026

Explanation

• PowerPoint is used to create multimedia presentations.
• Combines text, images, audio, video, animations, and charts.
• Developed by Microsoft.
• File extension: .pptx

Last updated on 14-09-2026

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

• Monitor and Speaker are output devices.
• Because they display visual information and produce sound instead of sending data to the computer

• Input devices are used to enter data and instructions into a computer.
• Output devices present the processed information to the user.
• Common input devices: Keyboard, Mouse, Scanner, Microphone, Joystick
• Common output devices: Monitor, Speaker, Printer, Projector, Plotter

Last verified on 01-08-2026

Explanation

The currency of Japan is the yen.

Japan is an island country in East Asia.

Japan is situated in the northwest Pacific Ocean.

The capital of Japan is Tokyo.

The largest city in Japan is Tokyo.

Japan is a part of the Ring of Fire.

The official language is Japanese.

Japan is the eleventh most populous country in the world.

Japan is located on the continent of Asia.

Japan's primary religions are Buddhism and Shinto, but it is a secular country.

Japan's parliament is called the Diet.

Last verified on 17-03-2026

Explanation

• Mohenjo-Daro is located in the Larkana district of Sindh.
• Mohenjo Daro means Mound of the Dead.
• It was discovered in 1922 by R. D. Banerji.
• It is a 4000-year-old city of the Indus Civilization.
• It was built around 2500 BC.

Last verified on 11-06-2026