31) Who is the first Indian to win the Australian Open Badmintor superseries title in men's singles?
34) According to the World Happiness Report published by the U.N. Sustainable Development Solutions Network in 2017, which one of the following is the overall happiest country in the world?
35) Which among the following is not included in the ten main themes of the Union budget for the financial years 2017-18?
36) Where was the International Conference for Peace talks between Israel and Palestine held in 2017?
38) How many agro climatic zones are found in Uttar Pradesh?
Assertion [A] : Climate change is leading to increase in social tension in India.
Reason [R] : The frequency and intensity of the extreme weather events will have serious repercussions on food security.
40) Which one of the following is the First National Park established in India?