Which among the following state tops in the eLearning Training for Field Staff?

How many countries celebrated the Earth Hour 2019?

Which IIT has successfully converted petroleum waste toluene into a useful product?

The European Union has launched two World Trade Organization (WTO) disputes against which two countries?

European Parliament has banned single-use plastic, it will be effective from which year?

What is the theme of the 13th edition of Earth Hour 2019?