Indian Geography

Kolar Gold Mines in Karnataka are indeed India's oldest, with gold mining activities dating back over 2,000 years to the ancient period.

Koil was the historical name of what is now Aligarh city in Uttar Pradesh, before it was renamed during the British colonial period.

Khalsa Panth was founded by Guru Gobind Singh in 1699 at Anandpur Sahib during the Vaisakhi festival. This was a seminal moment in Sikh history establishing the Khalsa brotherhood. Amritsar is home to the Golden Temple but not the founding site of Khalsa Panth.

The Tehri Dam is located in the Garhwal hills of Uttarakhand (formerly part of Uttar Pradesh) on the Bhagirathi River. It's a controversial project due to environmental concerns, seismic risks in the Himalayan region, and large-scale displacement of local communities.

Jawahar Tunnel is located in Jammu and Kashmir on the Jammu-Srinagar National Highway. It's a major tunnel connecting the Kashmir Valley to the rest of India. This is a important geographical landmark for connectivity to the Kashmir region.

The 11th National Conference on e-governance was indeed held in Panchkula, Haryana on February 7-8, 2008. This conference is an annual event that brings together stakeholders to discuss electronic governance initiatives in India.

The Diesel Locomotive Works (DLW) in Varanasi is India's primary manufacturer of diesel locomotives, established in 1961. It produces both diesel and diesel-electric locomotives for Indian Railways. While Perambur (Chennai) has the Integral Coach Factory (ICF) that manufactures railway coaches, and Jamshedpur has Tata Steel and other industrial facilities, Varanasi's DLW is specifically known for diesel locomotive production. Chittaranjan Locomotive Works in West Bengal manufactures electric locomotives.

The Lakshmibhai National College of Physical Education (LNCPE) is located in Gwalior, Madhya Pradesh. It is a premier institution for physical education in India, named after the Rani of Jhansi. It is not located in Bhopal, Karnal, or Patiala.

When describing a city's location within a geographical region (plains, valley, basin), 'in' is the correct preposition - Patna is situated inside the Indo-Gangetic plains area. 'An' (B) is an article, not a preposition. 'Into' (C) suggests movement from outside to inside, which doesn't fit a static location. 'At' (D) is used for precise points, not broad regions like plains.

Buland Darwaza (the 'Gate of Magnificence') is located in Fatehpur Sikri, Uttar Pradesh. It was built by Emperor Akbar in 1601 to commemorate his victory over Gujarat. It is the highest gateway in the world.

The DGP (Director General of Police) headquarters for Himachal Pradesh is located in Shimla, which is also the state capital. State police headquarters are typically housed in the capital city.

Itanagar is the capital city of Arunachal Pradesh, a northeastern state of India. Dispur is the capital of Assam, Guwahati is a major city in Assam, and Shillong is the capital of Meghalaya.

Correct answer is (3).

The Howrah Amritsar Express is a regular passenger train that makes commercial stops at various stations en route. In contrast, Rajdhani Express trains (both Howrah and Bombay) and Sampoorna Kranti Express have very few or no commercial halts for their premium passengers, though they may have technical stops.