Answer: Option D. -> Deccan Plateau
Answer: (d)
The Deccan Plateau is made up of lava flows or igneous rocks known as the Deccan Traps. The rocks are spread over the whole of Maharashtra and parts of Gujarat and Madhya Pradesh, thereby making it one of the largest volcanic provinces in the world.
The Deccan traps formed between 60 and 68 million years ago at the end of the Cretaceous period.

Answer: Option C. -> Sikkim
Answer: (c)

Answer: Option B. -> Milam
Answer: (b)

Answer: Option A. -> Aravalli
Answer: (a)The Aravalli range are the oldest fold mountains in India.

Answer: Option C. -> All
Answer: (c)
All the wetlands mentioned here are designated as Ramsar sites of international importance as per the International wetland convention (Ramsar convention, Iran 1971)

Answer: Option D. -> Andaman and Nicobar
Answer: (d)

Answer: Option A. -> Lipulekh
Answer: (a)

Answer: Option D. -> Bangladesh
Answer: (d)
Bangladesh and India share a 4,096-kilometre-long international border, the longest border that India shares with any country.
It is the fifth-longest land border in the world, including 262 km in Assam, 856 km in Tripura, 180 km in Mizoram, 443 km in Meghalaya, and 2,217 km in Bengal. The border demarcates the six divisions of Bangladesh and the Indian states.

Answer: Option B. -> Aravalli
Answer: (b)
Mount Abu is a popular hill station in the Aravalli Range in the Sirohi district of Rajasthan near the border with Gujarat.
The mountain forms a distinct rocky plateau. The highest peak on the mountain is Guru Shikhar at 1,722 m above sea level. It is referred to as ‘an oasis in the desert’ as its heights are home to rivers, lakes, waterfalls and evergreen forests.

Answer: Option C. -> Marina beach
Answer: (c)
Marina Beach, a natural urban beach in Chennai, is the longest beach in India with a length of 6.5 km.
The beach runs from near Fort St. George in the north to Foreshore Estate in the south. It is the second-longest beach in the world after Praia do Cassino beach of Brazil.