Explanation:

Explanation:
Indian Coast Guards and Border Road Organization come under the purview of Ministry of Defense Whereas Border Security force comes under the purview of Ministry of Home Affairs. Indian Coast Guard was constituted in 1977 with following charter of duties: (a) safety and protection of artificial islands, offshore terminals and installations;
(b) protection to fishermen including assistance to them at sea while in distress;
(c) preserve and protect maritime environment and to prevent and control marine pollution;
(d) assisting Customs and other authorities in anti-smuggling operations;
(e) safety of life and property at sea and collection of’ scientific data;
(f) enforcing the provisions of various enactments in the maritime zones.

The Border Roads Organisation has acquired a leading role in the arena of infrastructure development in the most treacherous terrains and climatically harsh regions of the world. The works executed have ensured the territorial integrity and the socio economic upliftment of the most inaccessible regions of the country. The BRO has also been an ambassador of the Nation’s vision of peace and prosperity through developmental works in several friendly foreign countries. Border Security Force was raised in 1965 with the strength of 25 Battalions and 3 Coys. BSF’s role during peace time is as:
(i) to promote a sense of security among the people living in the border areas;
(ii) to prevent trans-border crimes, unauthorized entry into or exit from the territory of India;
(iii) to prevent smuggling and any other illegal activities on the border;
(iv) anti-infiltraton duties; and
(v) to collect trans-border intelligence. Its role during war time is as:
(i) holding ground in assigned sectors;
limited aggressive action against central armed police or irregular forces of the enemy;
(iii) maintenance of law and order in enemy territory administered under the army’s control;
(iv) guarding of prisoners of war camps;
(v) acting as guides to the army in border areas;
(vi) assistance in control of refugees;
(vii) provision of sectors; and
(viii) performing special tasks connected with intelligence including raids.