Explanation

The total area of Pakistan is 881,913 km.²

Forest has about 4.8% (5%) of the total land area.

In Pakistan's hilly areas, about 40% forest comprises coniferous and scrub forests.

The largest forest in Pakistan is Changa Manga.

Explanation

British defeated the Sikh Empire in the Second Anglo-Sikh War (1848–1849).

This led to the annexation of Punjab into British India in 1849.

Explanation

Assimilation, in anthropology and sociology, is the process whereby individuals or groups of differing ethnic heritage are absorbed into the dominant culture of a society

Explanation

 Ascribed status refers to a social position assigned to a person by society, regardless of their talents or characteristics, whereas achieved status is earned through effort or merit

Explanation

 Whitewood, scientifically known as Bucida buceras,

It is the national tree of Antigua and Barbuda. 

Explanation

 Closed System:

In a closed system, social status is largely determined at birth and individuals have limited or no ability to move up or down the social hierarchy. 

Examples of Closed Systems:

Traditional caste systems and feudal estate systems are examples of closed systems where social mobility is severely restricted

Explanation

 The world's first public airline was DELAG (Deutsche Luftschiffahrts-Aktiengesellschaft),

It was founded on November 16, 1909, with government support

Its headquarters is in Frankfurt

DELAG, meaning "German Airship Navigation Company,"

Explanation

 Australia's national tree is the Golden Wattle ( Acacia pycnantha). 

Australia Capital is Canberra.

Australia Currency is Australian Dollar.

Australia official language is English.

Australia national game is Cricket.

Australia located is in Continent Oceania.

Australia Primary Religion is Christianity (But Secular Country).

Australia Head of Govt. is Prime Minister  - Anthony Albanese.

Australia Parliament called Federal Parliament.

Australia flas has three colours.

Explanation

Almost 40% of the world's oil supply passes through the Strait of Hormuz. 

  The Strait of Hormuz is 55 to 95 Km wide Strait.

It is located between the Persian Gulf and Oman Gulf.

Explanation

The Sui gas field is the biggest natural gas field in Pakistan.

It is located near Sui in Balochistan.

The gas field was discovered in late 1952 and the commercial exploitation of the field began in 1955.