Answer: Option D
Explanation : Narmada flows westwards through a rift valley between the Vindhyan Range on the north and the Satpura Range on the south. The Narmada, also called the Rewa, is a river in central India and the sixth longest river in the Indian subcontinent.

Answer: Option A
Explanation : Marble is a metamorphic rock that forms when limestone is subjected to the heat and pressure of metamorphism. Under the conditions of metamorphism, the calcite in the limestone recrystallizes to form a rock that is a mass of interlocking calcite crystals.

Answer: Option D
Explanation : Indus and Brahmaputra have almost the same point of beginning. Brahmaputra and Indus rivers have almost the same point of emerging. The Indus originates in the northern slopes of the Kailash range in Tibet near Lake Manasarovar. The Brahmaputra originates in the Mansarovar lake, also the source of the Indus and the Satluj.

Answer: Option D
Explanation : Tin Bigha Corridor is an issue, between India and Bangladesh. Tinbigha is a strip of land lying in the south-east of Mekhliganj Block of Cooch Behar District of West Bengal State in India. Geographically it lies surrounded by Fulkadabri Gram Panchayat (in the north) & Kuchlibari Gram Panchayat (in the south), both belonging to India, and by Dahagram (in the west) & Panbari Mouza (in the east), both belonging to Bangladesh respectively.

Answer: Option D
Explanation : Arvi earth station for satellite communication is in Gujarat. This station works to the Indian Ocean satellite, which is located over the equator at a nominal longitude of 61.4″E.

Answer: Option D
Explanation : The multipurpose project irrigating maximum area in india is Hirakud. Hirakud Dam is built across the Mahanadi River, about 15km from Sambalpur in the state of Orissa in India. The Hirakud Dam was built in 1957. This dam is one of the longest man made dams in the world and one of the world’s longest earthen dams. The length of the dam is about 16 mi (26 km) and 55 km long. Hirakud Dam is the first major multipurpose river valley project that started after the India’s Independence.

Answer: Option B
Explanation : Passenger and merchant ships are constructed at Hindustan Shipyard at Visakhapatnam. Hindustan Shipyard Ltd., strategically located on the East Coast of the Indian peninsula, at Visakhapatnam, Andhra Pradesh, is the nation’s premier shipbuilding organization catering to the needs of shipbuilding, ship repairs, submarine construction and refits as well as design and construction of sophisticated state-of-the-art offshore and onshore structures.

Answer: Option B
Explanation : The Nilgiris are part of the Western Ghats. The Nilgiri Mountains form part of the Western Ghats in western Tamil Nadu of Southern India. At least 24 of the Nilgiri Mountains’ peaks are above 2,000 metres (6,600 ft), the highest peak being Doddabetta, at 2,637 metres (8,652 ft).

Answer: Option C
Explanation : Rayalaseema is a geographic region in the Indian state of Andhra Pradesh. It comprises four southern districts of the state namely, Anantapur, Chittoor, Kadapa and Kurnool.

Answer: Option B
Explanation : “Konkan” is a region of Maharashtra. Konkan division is one of the six administrative divisions of Maharashtra state in India. It comprises the Konkan region, which occupies the entire west coast of Maharashtra. The two districts in the state capital Mumbai also fall in Konkan division.