Explanation

• The main tributary, the Congo River has a total length of 4,370 km.
• It is the only major river to cross the equator twice.
• The Congo river is the Second longest river in Africa.

Explanation

• Red (R) Green (G) and blue (B) colors are known as primary colors of light.
• Because of mixing these three colors we are able to make all possible colors.

Key Point

The primary colors of Pigment is:

• Red
• Yellow
• Blue

Explanation

Abraham Lincoln said "Democracy is a government of the people, by the people, and for the people"

He was the 16th president of the United States

His presidential term was from 1861 until his assassination in 1865.

Explanation

• From 1901 to 2022, the United States received the most 400 Nobel Prizes.
• The country with the second highest number of Nobel Prizes is the United Kingdom with 138.
• Germany has  the second highest award at 111 and is also the third country with over 100 Nobel laureates.
  

Explanation

Al-Razi was a musician and a money-changer until his 30s

he began to study medicine in Baghdad.

one of the greatest physicians of the medieval period, writing over 200 works

Al Razi is considered the “original portrayer” of smallpox.

Explanation

Light year refers to speed of light expressed in miles per year

(it is about ten trillion kilometers or six trillion miles).

Light year is a unit of distance.

Light Year: the distance that light can travel in one year. 

The distance light travels in one year is known as the light year.

Explanation

The first use of paper currency can be traced back to the year 806 AD in China.

where they were used as “flying currency” because of the usage of letters of credit transferred over large distances.

Explanation

Lal Shahbaz Qalandar Place of burial: Darbar Hazrat Usman Marvandi Lal Shahbaz Qalandar, Sehwān

Lal Shahbaz Qalandar wrote several books in Persian and Arabic

Lal Shahbaz Qalandar was a Sufi saint and poet of present-day Pakistan and Afghanistan

The full name of Hazrat Lal Shahbaz Qalandar: Syed Shah Hussain Marwandi

Born: 1177, Marand, Iran

Died: February 19, 1274, Sehwān

Title: Qalandar

The shrine of Hazrat Laal Shahbaz Qalandar is situated in Sehwan Sindh

Explanation

The state of Kashmir has boundaries with:

• to the north and east by China (Xinjiang and Tibet),
• to the northwest by Afghanistan (Wakhan Corridor),
• to the west by Pakistan (Khyber Pakhtunkhwa and Punjab) 
• to the south by India (Himachal Pradesh and Punjab). 

Jammu and Kashmir is a region administered by India as a union territory.

Which has been the subject of a dispute between India and Pakistan since 1947,

and between India and China since 1962.

Explanation

The Atlas Mountains are a mountain range in the Maghreb.

It separates the Mediterranean and Atlantic coastlines from the Sahara Desert. It stretches around 2,500 km (1,600 mi) through Morocco, Algeria and Tunisia.

The range's highest peak is Toubkal, which is in central Morocco, with an elevation of 4,167 metres (13,671 ft).