Mixed GK

Charaka, the author of the Charaka Samhita, was a prominent physician in the court of the Kushan emperor Kanishka.

The Mauryan emperor Ashoka is famous for his edicts inscribed on rocks and pillars across the Indian subcontinent, which represent the earliest decipherable stone inscriptions in India.

Alum (aluminum sulfate) is commonly used in water treatment as a coagulant to remove impurities. It causes suspended particles to clump together for easier removal through sedimentation and filtration. The correct spelling is 'aluminum' not 'alluminium'.

The early Buddhist scriptures, known as the Tripitaka, were written in Pali, which was a common language of the people in the region during the time of the Buddha.

The Narmada and Tapti rivers flow westward through rift valleys and empty into the Arabian Sea.

David Livingstone and Henry Morton Stanley are the most famous explorers associated with the mapping and exploration of the African interior during the 19th century.

The Khyber and Bolan passes in the Hindu Kush mountains have historically served as the primary gateways for invaders and traders entering the Indian subcontinent from the northwest.

The Indus Valley Civilization is categorized as a Bronze Age civilization, which falls under the broader Metal Age, as they extensively used copper and bronze tools.

George Washington served as the first President of the United States from 1789 to 1797. He was unanimously elected after playing a crucial role in American independence and helping establish the constitutional framework of the new nation.

Herbivores are animals that primarily consume plant matter, such as grass, leaves, and fruits.

The Durand Line is the international border between Pakistan and Afghanistan, established in 1893 through an agreement between British diplomat Mortimer Durand and Afghan Amir Abdur Rahman Khan. This boundary remains significant in regional politics.

The State Bank of India was formed on July 1, 1955, by the nationalization of the Imperial Bank of India. Note: The provided option says 1956, but 1955 is the historical date; however, among the choices, 1956 is the closest intended answer.

The McMahon Line serves as the boundary between India and China in the eastern sector. It was established through a 1914 agreement between British India and Tibet, though China has never formally accepted this boundary, leading to ongoing border disputes.

Rakesh Sharma became the first Indian citizen to travel into space in 1984 as part of the Soviet Interkosmos program.

Arunachal Pradesh attained statehood on February 20, 1987, and this date is celebrated as Statehood Day.

In the epic Ramayana, Lakshmana, the brother of Rama, accompanied him into exile in the forest.

The Great Wall of China is widely recognized as the longest and largest wall in the world. The other options refer to historical or city walls that are significantly smaller in scale.

Raghuvansha is a famous Sanskrit epic poem written by the legendary poet Kalidasa. It chronicles the lineage of the Raghu dynasty.

The 5th CISM World Military Games, also known as the Military World Games, were held in Rio de Janeiro, Brazil, in 2011.

Historically, Sales Tax (now largely replaced by GST in India) was the primary source of revenue for state governments. Stamp duty and excise are significant, but sales tax historically provided the largest share.

Sourav Ghoshal is a prominent Indian professional squash player. He has won numerous national and international titles in the sport.