Explanation

Orange River is the longest river in South Africa.

Orange River Length is 2,432 km

Orange River Basin extends from Lesotho into South Africa and Namibia to the north.

Explanation

Brahmagupta, an astronomer and mathematician from India used zero in mathematical operations like addition and subtraction.

Aryabhatta introduced zero in 5th century.

Brahmagupta introduced zero in calculations in around 628 AD.

Explanation

The Paris Peace Accords ended the active US involvement in the Vietnam War.

The agreement was signed on January 27, 1973 by the United States, North and South Vietnam, and the Provisional Revolutionary Government of the Republic of South Vietnam.

Explanation

Rene Laennec, a French physician, invented the stethoscope in 1816.

He created the first stethoscope using a wooden tube that allowed him to listen to the heart and lungs of a patient without placing his ear on their chest.

Explanation

"Zindagi App" mobile app was launched on January 6, 2020 by the then Prime Minister (Imran Khan) of Pakistan. 

Explanation

Pakistan and Bosnia and Herzegovina on November 4, 2020 signed a bilateral readmission agreement paving the way for repatriation of nearly 3,000 illegal Pakistani migrants.

The agreement was signed during a two-day visit of the Chairman of the Tripartite Presidency of Bosnia and Herzegovina Sefik Dzaferovic.

Explanation

The amphitheater-like hollow that forms at the head of a glacier is called a cirque.

Cirques are bowl-shaped depressions that glaciers carve into mountains and valley sidewalls at high elevations.

The word "cirque" comes from the Latin word circus.

Explanation

HSF provides full scholarships to talented students who aim to pursue higher education from prestigious German universities.

These scholarships not only include generous stipends to cover their education and living expenses but also support the students' admission and visa processes.

Explanation

Pneumonia is commonly caused by bacteria in the cocci shape.

It particularly Streptococcus pneumoniae, which leads to lung infection and inflammation.

Explanation

The Gwadar GasPort Limited (GGPL) plans to invest $94.04 million in a ‘virtual pipeline’ to deliver imported liquefied natural gas (LNG) at the doorsteps of the industrial and other private sector consumers at competitive prices via cryogenic bowsers.