Q.Which is the biggest public-sector unit of India?

The co-operative-sector industry among the options is IFFCO — option (d).

Industries can be classified by ownership into public, private, joint and co-operative sectors. A co-operative enterprise is owned and managed jointly by its members for mutual benefit.

• LIC, ONGC and BHEL are public-sector undertakings owned by the government. …

Public-sector units are classified into two sectors — strategic and non-strategic.

Under the government's public-sector enterprise policy, public-sector units (PSUs) are divided into two broad groups:

• Strategic sector — areas of national importance (such as atomic energy, defence, key minerals, transport and telecom, power and banking/insurance) where the government keeps a minimum presence. …

The Indian Oil Corporation Limited (IOC) is India's biggest public-sector unit by turnover.

Indian Oil Corporation Limited (IOC) — a 'Maharatna' central public-sector enterprise engaged in refining, pipeline transport and marketing of petroleum products — is the largest public-sector undertaking in India by turnover. Its huge scale of operations across refining and fuel d …

The correct option is (B) Departmental Industries, the form under which Railways operates.

Public-sector enterprises take different organisational forms — departmental undertakings, public corporations, government (joint-stock) companies and joint-sector units. A departmental undertaking is managed directly by a government department, with its finances part of the government budget. Indian Railways is the classic exam …

KRIBHCO is a cooperative-sector industry.

KRIBHCO — Krishak Bharati Cooperative Limited — is a fertiliser-producing enterprise owned and managed by cooperative societies of farmers. Because ownership and control rest with a cooperative of members rather than with the government or private individuals, it is cl …