Q. Which tree, once very popular in social forestry, is now taken to be environmental hazard?
Q. In which animal is respiration done by skin?
Q. Which was the first newspaper to be published in India?
? Bengal Gazette
Q. ‘Gobar gas’ contains mainly which gas?
Q. Which rocks is transformed into marble?
Q. Which ‘Englishmen was fellow of Gandhiji in South Africa?
Q. Where is the Sargasso sea located?
? North Atlantic Ocean
Q. Which type of glass is used for making glass reinforced plastic?
? Quartz glass
Q. Which is the greatest known ocean depth (which lies in the Pacific Ocean)?
? 11,033 m
Q. At which one place did Mahatma Gandhi first start his Satyagraha in India?