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NDA · 2020 Environment & Ecology › Protected Areas & Species
Which of the following statements with regard to Biosphere Reserve is/are correct ? 1. The idea of Biosphere Reserve was initiated by UNESCO in 1973-74 2. There are 18 designated Biosphere Reserves in India 3. All Biosphere Reserves in India have been included in world network of Biosphere Reserves of UNESCO Select the correct answer using the code given below :
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