The correct answer is (b) Ranchi.
The Indian Grassland and Forest Research Institute (IGFRI) is a premier research institute in the field of grassland and forest management in India. It is located in Ranchi, Jharkhand. The institute was established in 1956 under the Indian Council of Agricultural Research (ICAR).
The IGFRI has a mandate to conduct research on grassland and forest management, and to provide training and extension services to farmers and foresters. The institute has a strong research base and has made significant contributions to the development of grassland and forest management technologies. The IGFRI also has a strong training and extension program, and has trained thousands of farmers and foresters in grassland and forest management.
The IGFRI is a well-respected research institute and has a strong reputation for its work in grassland and forest management. The institute is a valuable resource for farmers, foresters, and other stakeholders in the grassland and forest sectors.
The other options are incorrect.
(a) Bahraich is a city in Uttar Pradesh. It is not the location of the Indian Grassland and Forest Research Institute.
(c) Jhansi is a city in Uttar Pradesh. It is not the location of the Indian Grassland and Forest Research Institute.
(d) Patna is the capital of Bihar. It is not the location of the Indian Grassland and Forest Research Institute.