• Manganese is not a non-ferrous mineral.

• Manganese is a ferrous mineral.

• All those minerals which have iron content are ferrous minerals.

• Iron, manganese etc. are ferrous minerals.

• Minerals those don’t have Iron content are non-ferrous such as Copper, Bauxite etc. are non-ferrous minerals.

● Danube river passes through the maximum number of countries.

● It passes through Germany, Austria, Hungary, Romania, Bulgaria, Croatia, Serbia,Slovakia.

● It is Europe's second largest river after river volga.

● The Nile river is the longest river in the world.

Gandikota Canyon is also known as ‘The Grand Canyon of India of The Arizona of India’.

• It is located in Andra Pradesh.

• It is formed by Pennar River by cutting Erramala Hills.

• Rayalacheruvu lake is also located nearby this canyon.

• Grand Darbar was organized in Delhi on January 1, 1877.

• Lord Lytton (1876-1880) was the viceroy of India during Delhi Darbar in Delhi in 1877.

• Queen Victoria was proclaimed with the title “Kaisar-i-Hind” at this Darbar.

• He also passed the Royal Title Act, 1876.

• Arms Act of 1878 and Vernacular Press Act of 1878 were also passed during his tenure.

• He lowered the maximum age of ICS (Indian Civil Services) from 21 to 19 years.

Mohammad Bakht Khan was appointed as Commander-in-Chief by Mughal Emperor, Bahadur Shah Zafar against British in 1857 Revolt.

* He defeated the British commanders in the rebellion led by Khan Bahadur Khan in Rohilkhand.

* In Later time, he joined Begum Hazarat Mahal to fight against British forces.

* Other major leaders from various places are-

1. Nana Saheb-Kanpur

2. Begum Hazarat Mahal-Lucknow

3. Khan Bahadur-Bareilly

4. Kunwar Singh-Bihar

5. Rani Laxmi Bai-Jhansi

• Mudrarakshasa play was written by Vishaka Datta.

• It gives details of Chandragupta Maurya empire.

• Vrishala and Kulahina words are used for Chandragupta Maurya in this play, which mean a humble person of humble origin.

• Greeks used the name ‘Sandrocottas’ for Chandragupta Maurya.

• Dhundiraja, the author of Jataka Bharanam, had written a commentary on Mudrarakshasa.

* Siddhartha Gautama founded Buddhism in the 6th century. Buddha's teachings became the foundation for Buddhism. He was born in Lumbini during the 5th century BCE.

* Currently, more than 300 million people practise this religion.

* Sarfaroshi Ki Tamanna is a patriotic poem written in Urdu by Bismil Azimabadi in 1921.

* The poem was first published in the Journal Sabah from Delhi and soon it become a song of revolution for national masses.

* The poem was written with an aim to motivate young freedom fighters on Indian Independence Movement.

• Frank Anthony represented Anglo-Indian community in assembly (1946-1950).

• He was a prominent leader of the Anglo-Indian community in India.

• He was only not nominated for the 6^th and 9^th elected Parliament of India.

• In the Constituent Assembly he was a part of Advisory Committee and Sub Committee on Minorities.

* PMO is headed by Principal Secretary.

* Present Principal Secretary is Nripendra Misra.

* PMO includes immediate as well as auxiliary staff under Prime Minister Office. The PMO provides secretarial assistance to the Prime Minister.

* The Prime Minister has traditionally been the Minister-in-charge of the Ministry of Personnel, Public Grievances and Pensions and the Departments of Space and Atomic Energy.