Explanation

Bliss means خوشی کی حالت میں 

Misery means تکلیف میں

Explanation

We generally use about with concerned.

About is a preposition here.

Concerned about something means کسی کے بارے میں فکرمند ہونا

I am not concerned about his affairs.

Explanation

"He has been trying to contact the nearest police station for the last twenty minutes." 

The time frame "for the last twenty minutes" indicates a continuous action that began in the past and continues up to the present.

This makes the present perfect continuous tense (has/have been + verb - ing) the most suitable choice.

Explanation

The light from an ordinary lamp is hotter than a tube light because of incandescence.

The process by which light is produced through heat.

In an incandescent light bulb, an electric current heats a thin metal filament until it glows and produces light.

Explanation

The Himalayan River is a perennial river that originates in the snow-capped Himalayas. In the summer, the snow melts and the river continues to be supplied with water. On the contrary, the rivers on the peninsula are dry in the summer because they rely primarily on rainfall to supply water.

Explanation

India revoked Article 370 of its constitution on 5 August 2019. 

Article 370 of the Indian constitution gave special status to Jammu and Kashmir

Jammu and Kashmir was administered by India as a state from 17 November 1952 to 31 October 2019

Article 370 was drafted in Part XXI of the Indian constitution titled "Temporary, Transitional and Special Provisions"

ND12_8_2023

Explanation

Total 6 Categories of Nobel Prize

1. Nobel Peace Prize
2. Nobel Prize in Literature
3. Nobel Prize in Physics
4. Nobel Prize in Physiology or Medicine
5. Nobel Prize in Chemistry
6. Nobel Memorial Prize in Economic Sciences

The first Nobel Prize was awarded in  1901

Nobel Prize in economics started in 1969

Nobel Prize is given in memory of Alfred Nobel

Nobel prize is awarded by (Sweden) expected Peace prize (Norway)

Alfred Nobel (Swedish chemist) initiated Nobel Prize. 

Explanation

Light from Sun travels a distance of  150 Million km before it reaches Earth

Explanation

World Wide Web (WWW)

World-Wide Web Worm (WWWW)

English scientist Tim Berners-Lee invented the World Wide Web in 1989.

WWW Birth place CERN near Geneva, Switzerland.

The browser was released for general public in August 1991.

Explanation

The stratosphere is a layer of Earth's atmosphere. It is the second layer of the atmosphere as you go upward. It is present about 30miles (50km) in atmosphere above earth.