UPSC Civil Services 2016 Prelims General Studies Paper I

These camels can swim up to three kilometers into the sea in search of mangroves −So,1 and 2 are correct.Most families in Jatt and Rabari communities of Kachchh, are traditional rearers of Kharai camels. So, third statement also correct.
Kharai camels found in the Kutch region are very unique. They can can swim through deep sea waters and it feeds on mangroves and other saline plants. The breeders have meticulously followed the traditional grazing pattern in the coastal districts. They do not provide special housing or shelter to the camels.Given the breed's ability to survive both on land and sea, the Kharai camel is one of the most preferred choices of graziers in the arid coastal region of Kachchh. People consume its milk, while male calves are sold for economic returns (females are not sold because they are considered sacred). A male calf fetches anywhere between Rs. 6,000 and Rs‌.14,000, says Ramesh Bhatti of Sahjeevan, an NGO working on livelihood issues of graziers in Kachchh. It can be domesticated also - so its not wild. They are reared in four blocks of Abdasa, Bundra, Lakhpat and Bachau of Gujarat.