Explanation

• An eclipse occurs when one celestial body blocks another’s light.
• Lunar eclipse happens when Earth’s shadow falls on the Moon.
• Solar eclipse happens when the Moon blocks sunlight reaching Earth.
• These events occur due to alignment of Sun, Earth, and Moon.

Last verified on 01-04-2026

Explanation

• Manchar Lake is the largest natural lake in Pakistan.
• It is part of the Indus River basin.
• Covered Area: ~260 km² (100 square miles)
• Location: Jamshoro District, Sindh
• Water Source: Kirthar Mountains and surrounding streams

Last verified on 14-03-2026

Explanation

An Excel workbook is a collection of worksheets 

It can also contain charts, macros, and other data

A workbook is the Excel file itself, typically with an .xlsx extension.

Contents: It holds one or more worksheets (grid-based spreadsheets).

Last updated 15-feb-2026

Explanation

• Sunlight is a good source of vitamin D.
• When our skin is exposed to sunlight, it produces vitamin D, 
• It is essential for bone health, immune function, and the regulation of calcium levels in the blood.
• Deficiency of Vitamin D results in Rickets.

Explanation

Marco Polo was a Venetian merchant, explorer, and writer who traveled through Asia along the Silk Road between 1271 and 1295

The famous traveler “Marco Polo” belonged to Italy

Marco Polo  was also nicknamed Milione

Marco Polo was born in 1254 in Venice

Marco Polo  Died: on January 8, 1324, in Venice, Italy

the Italian title of Marco Polo's book was Il libro di Marco Polo detto il Milione, which means "The Book of Marco Polo"

ND10-3-2023

Explanation

KPK Established in 1 July 1970

KPK Renamed in 19 April 2010

FATA Merged in 31 May 2018

KPK Capital and largest city is Peshawar

Total Area 101,741 sq.km,

*********

The total area of Pakistan is 881,913 km² 

while

140,914 sq Km, is the total area of Sindh Province

13,297 km² is the total area of Azad Kashmir

347,190 sq Km is the total area of the Balochistan Province

74,521 Sq Km, is the total area of Khyber Khyber Pakhtunkhwa (KPK)

205,344 sq Km, is the total area of the Punjab Province.

SH6-9-2023

Explanation

Zacharias Janssen, along with his father Hans Janssen, is credited with the invention of the first compound microscope in 1590, 

Explanation

A bibliophile is someone who has a deep love for books and often collects them.

Audiophiles (who love audio).

Philanthropists (who love humanity).

Explanation

1 byte equals 8 bits.

Additional Information

Explanation

Meter is the SI unit of length.

It is used to measure distance or height.