RRB Group D GK Questions 2026

The Munger division, with its headquarters at Munger, has six districts: Munger, Jamui, Khagaria, Lakhisarai, Begusarai and Sheikhpura.

The Delhi Durbar of December 1911 announced the creation of a separate province, and it came into being on 22 March 1912 with its capital at Patna; the day is observed as Bihar Diwas.

Shri Krishna Sinha, remembered across the state as Shri Babu, was the first Chief Minister of Bihar and held the office for a long and formative period, during which the zamindari abolition legislation was taken up.

Arwal was carved out of Jehanabad district in 2001 and placed in the Magadh division. Its creation is important because Bihar was left with thirty-seven districts when Jharkhand was formed on 15 November 2000, and Arwal raised the number to the present thirty-eight.

Sheohar, a small district of the Tirhut division carved out of Sitamarhi, has the least area in the state and also the highest density of population, while Kaimur in the south-west has the lowest density.

West Champaran, whose headquarters is Bettiah and which lies in the Tirhut division along the border with Nepal, is the largest district of the state by area; the smallest by area is Sheohar, in the same division.

The Magadh division is administered from Gaya and contains the districts of Gaya, Jehanabad, Arwal, Nawada and Aurangabad.

The nine divisions are Patna, Magadh, Tirhut, Saran, Darbhanga, Kosi, Purnia, Bhagalpur and Munger, and the thirty-eight districts are distributed among them.

Bolivia, fighting alongside Peru, was defeated by Chile and lost the nitrate-rich Atacama coast, so that it has had no access to the Pacific since; the dispute still colours relations between the two countries, and Bolivia observes a Day of the Sea every year and keeps a naval force on…

The Vatican, about 0.44 square kilometres inside Rome, is both the smallest country in the world and the smallest landlocked country; it is the seat of the Pope and the smallest member of the family of sovereign states.

Lesotho lies wholly within South Africa and is one of only three countries in the world surrounded by a single neighbour, the other two being San Marino and Vatican City, both inside Italy.

Laos, officially the Lao People's Democratic Republic, is the only state in South East Asia without a sea coast; it is bordered by China, Vietnam, Cambodia, Thailand and Myanmar, and the Mekong, which forms much of its western boundary, is its chief waterway and source of hydroelectric power.

Eritrea became independent of Ethiopia in 1993 after a long war and took with it the entire Red Sea coast, including the ports of Massawa and Assab, leaving Ethiopia landlocked; Ethiopia is today the most populous landlocked country in the world and routes most of its trade through Djibouti.

Bolivia and Paraguay are the only two landlocked states in South America. Paraguay has no coast but reaches the Atlantic along the Paraguay and Parana rivers, which carry most of its trade; Bolivia lost its Pacific coast to Chile in the War of the Pacific of 1879 to 1883.

Of the forty-four landlocked countries in the world, sixteen are in Africa, among them Chad, Niger, Mali, Burkina Faso, Ethiopia, Uganda, Rwanda, Burundi, Zambia, Zimbabwe, Botswana, Malawi and Lesotho; the colonial boundaries drawn in the nineteenth century are the reason so many African states were left without a coast.

Kazakhstan is the ninth largest country in the world and by far the largest with no sea coast. Its shore on the Caspian does not change this, because the Caspian is the world's largest lake and has no natural connection with the ocean, so Kazakhstan is counted as landlocked.

A doubly landlocked country is one that is surrounded only by landlocked countries, so at least two international borders must be crossed to reach the sea.

The coastal states of India, counted from the west coast round to the east, are Gujarat, Maharashtra, Goa, Karnataka, Kerala, Tamil Nadu, Andhra Pradesh, Odisha and West Bengal; Gujarat has the longest coastline among them.

If the frequency of the soldiers' rhythmic steps happens to match the natural frequency of the bridge, the bridge is driven at its own frequency and its amplitude of vibration can build up to a dangerous level; breaking step destroys the rhythm and avoids the risk.

The Dutch scientist Huygens designed the first working pendulum clock in 1656, after Galileo had noticed that a swinging lamp took the same time for each swing whether it swung far or little, the property called isochronism.