According to the latest data released by the WHO, which of the following hold true?
1. Mumbai and Varanasi are among the 14 Indian cities that figured in the list of 20 most polluted cities in the world in terms of PM 2.5 levels in 2016.
2. Other Indian cities were Kanpur, Faridabad, Gaya, Patna, Agra, Muzaffarpur, Srinagar, Gurgaon, Jaipur, Patiala and Jodhpur.
3. PM 2.5 includes pollutants like sulfate, nitrate and black carbon.
2. The Indian Army recently received the ultra-light M777 from the USA. What is ultra-light M777?
3. What is the currency of Argentina?
5. What does ‘I’ stands for in the KIP recently started in the country?
7. Reykjavik is capital of ________.
8. What is the theme of the 2017 New Delhi World Book Fair (NDWBF)?