Answer: Option B. -> Indira Point in Nicobar Islands
Answer: (b)
Indira Point is the name given for the southernmost tip of the Republic of India. It has situated on Great Nicobar Island in the Nicobar Islands eastern the Indian Ocean which is not on the mainland of India.
It was formerly known by various names that including Pygmalion Point, Parsons Point, and for a brief period of time India Point.

Answer: Option D. -> it determines the Indian standard time
Answer: (d)
Indian Standard Time (IST) is the time observed throughout India and Sri Lanka, with a time offset of UTC+05:30.
India does not observe Daylight Saving Time (DST) or other seasonal adjustments. In military and aviation time IST is designated E* ("EchoStar").
Indian Standard Time is calculated on the basis of 82.5° E longitude, from a clock tower in Mirzapur (25.15°N 82.58°E) (near Allahabad in the state of Uttar Pradesh) which is nearly on the corresponding longitude reference line

Answer: Option C. -> Isthmus
Answer: (c)An isthmus is a narrow strip of land connecting two larger land areas, usually with water on either side. A strait is the sea counterpart of isthmus.

Answer: Option C. -> 2 3 1 4
Answer: (c)

Answer: Option B. -> Orissa
Answer: (b)Separated from the Bay of Bengal by a narrow spit, Chilika is one of India's largest brackish water coastal lakes. Located south of the mouth of the Mahanadi River in unspoilt Odisha, this lake was once a bay of the ocean until it was silted up by monsoon tides. The lake is an important habitat and breeding ground for both resident and migratory and aquatic birds, most notably flamingoes.

Answer: Option A. -> Group of Islands in Bay of Bengal
Answer: (a)

Answer: Option D. -> 80-90%
Answer: (d)Southwest Monsoon accounts for around 85% of India’s total rainfill.

Answer: Option D. -> Orissa
Answer: (d)The Niyamgiri is a hill range situated in the districts of Kalahandi and Rayagada in Odisha. These hills are home to Dongria Kondh indigenous people. In recent times these hills are in media discussions due to the conflict of inhabitant tribals and Bauxite Mining Project by Vedanta Aluminium Company.

Answer: Option C. -> 37º 6' North and 8º 4' North
Answer: (c)

Answer: Option B. -> Tibet
Answer: (b)Lake Manasarovar is a freshwater lake in the Tibet Autonomous Region of China 940 kilometres from Lhasa. To the west of Lake Manasarovar is Lake Rakshastal; toward the north is Mount Kailash.