The correct answer is (a) Jodhpur.
The Central Arid Zone Research Institute (CAZRI) is an Indian research institute located in Jodhpur, Rajasthan. It is one of the 12 national research institutes of the Indian Council of Agricultural Research (ICAR). The institute was established in 1952 with the objective of conducting research on arid zone agriculture and allied sciences.
CAZRI has a mandate to conduct research on the development of technologies for sustainable agriculture in arid and semi-arid regions of India. The institute has made significant contributions in the areas of crop production, water management, soil and water conservation, range management, and agroforestry.
CAZRI has also been involved in the development of drought-tolerant varieties of crops, such as bajra, jowar, and wheat. The institute has also developed technologies for the management of saline and alkaline soils.
CAZRI has a strong outreach program and has been involved in the training of farmers and extension workers in arid and semi-arid regions of India. The institute has also been involved in the development of extension materials, such as pamphlets, brochures, and videos.
CAZRI is a premier research institute in the field of arid zone agriculture. The institute has made significant contributions in the development of technologies for sustainable agriculture in arid and semi-arid regions of India. CAZRI is a valuable resource for farmers, extension workers, and policymakers in arid and semi-arid regions of India.
The other options are incorrect because they are not the locations of the Central Arid Zone Research Institute.