Question : Select the option that will improve the underlined part of the given sentence.
The use of chemicals, insecticides and pesticides began after the Green Revolution.

Option 1: A practice of chemicals, insecticides and pesticides

Option 2: The custom of chemicals, insecticides and pesticides

Option 3: Consumption of chemicals, insecticides and pesticides

Option 4: The usage of chemicals, insecticides and pesticides

Question : What was the main aim of the Basel Convention?

Option 1: Protection of the ozone layer

Option 2: Bio-diversity conservation

Option 3: Global warming

Option 4: Climate change

Question : In the context of the Convention on Biological Diversities, the eleventh meeting of the Conference of the Parties was held in October 2012 at:

Option 1: Shanghai

Option 2: Dhaka

Option 3: Kandy

Option 4: Hyderabad

Question : The Sun heats the Earth through:

Option 1: conduction

Option 2: radiation

Option 3: fission

Option 4: convention

Question : In which city is the presentation ceremony of Nobel Peace Prize held?

Option 1: Stockholm

Option 2: Oslo

Option 3: Geneva

Option 4: The Hague