Science and Technology — Flashcards
Maharashtra Board · Class 9 · History and Political Science
25 flashcards for Science and Technology (Maharashtra Board Class 9 History and Political Science) to test yourself on key terms and facts.
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When was the Indian Atomic Energy Commission established and who was its first Chairman?
Answer
The Indian Atomic Energy Commission was established on 10th August 1948 by Prime Minister Pandit Jawaharlal Nehru. Dr. Homi Bhabha was appointed as the first Chairman of the Commission.
What were the main objectives of the Indian Atomic Energy Commission?
Answer
The objectives were: 1) Produce electricity from atomic energy, 2) Increase the yield of food grains and make them last longer, 3) Set up technology for achieving this, and 4) Develop nanotechnology.
What is 'Apsara' and when was it established?
Answer
'Apsara' was India's first nuclear reactor functioning on atomic energy, set up by the Department of Atomic Energy in 1956. It marked the beginning of India's nuclear technology development.
When and where did India conduct its first nuclear test? What was the significance?
Answer
India conducted its first nuclear test at Pokhran, Rajasthan on 18th May 1974. This demonstrated India's nuclear capability for peaceful purposes and self-sufficiency. It was a response to China's nuc…
Who were the key scientists involved in India's first nuclear test?
Answer
Dr. Homi Sethna (Chairman of Indian Atomic Energy Commission) and Dr. Raja Ramanna (Director of Bhabha Atomic Research Centre) played major roles. Prime Minister Indira Gandhi took the decision to car…
When did India conduct its second nuclear test and what was special about it?
Answer
India conducted its second nuclear test on 11th May 1998. Three tests were done on this day, including one Hydrogen Bomb test. Prime Minister Atal Bihari Vajpayee assured there would be no first use o…
What is the Dhruva Nuclear Reactor and when was it started?
Answer
Dhruva is a completely Indian-made nuclear reactor started in 1985 at Trombay near Mumbai. It uses uranium as fuel and produces 350 radioactive substances used in industry, agriculture, and medicine.
Who is known as the 'Missile Man' of India and why?
Answer
Dr. A.P.J. Abdul Kalam is known as the 'Missile Man' of India. He conceived and led the Integrated Guided Missile Development Programme (IGMDP) and made great contributions to India's missile producti…
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