Correct Answer: (a) Prime Minister's Office
Solution:• The Department of Atomic Energy (DAE) was set up on August 3, 1954, under the direct charge of the Prime Minister through a Presidential Order.
• As per this order, all businesses of the Government of India related to atomic energy and to the actions of the Central Government under the Atomic Energy Act, 1948, were directed to be transacted in the DAE.
• DAE encompasses all the areas related to power and non-power applications of atomic energy.
• The Department has the mandate of development of nuclear power technology which includes exploration, identification and processing of uranium resources and atomic minerals, fabrication of nuclear fuel, production of heavy water, construction and operation of nuclear power plants, nuclear fuel reprocessing and waste management.
• DAE is also responsible for research and development of fast reactors and fusion technologies, accelerator and laser technology, advanced electronics and instrumentation, materials science, biological sciences, etc.
• As part of non-power applications of atomic energy, the Department carries out cutting-edge research and development for the application of isotopes and radiation technologies for health care, food & agriculture, industry, and the environment.