Insights static quiz

Dear Aspirants, The Daily Prelims Marathon is the focussed program for the static part of the UPSC IAS Prelims examination. Our plan will include about 10 Daily MCQs for all 7 days of the week. The questions would be published in the morning every day around 11 AM, based on the schedule given in the PDF below. Schedule of the Prelims Marathon The idea is to keep the number of MCQs to a practicable level so that you do not spend an extra minute than required and has a maximum output for the UPSC Prelims Exam. Note: Questions would be a mix of For the current Affairs part, we are already running another Initiative with the name of All the Best! Start practicing from today. For Mains Preparation: we have Mains Marathon Initiative. Click here for Archives Prelims Marathon Current Affairs Quiz For UPSC List: (2023) Prelims Marathon : June 2023 • • • • • • • • • • • • • • • • Prelims Marathon : May 2023 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • Prelims Marathon : April 2023 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • Prelims Marathon : March 2023 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • Prelims Marathon : February 2023 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • Prelims Marathon : January 2023 • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • • Prelims Marathon Current Affairs Quiz For UPSC List: (2022) Prelims Marathon :December 2022 • • • • • • • • • • • • • •...

Consider the following statements regarding Nitrogen • Since Nitrates cannot penetrate deep into the soil, they pollute only surface water and not groundwater. • Nitrous oxide is a greenhouse gas. • Agriculture remains the largest contributor to nitrogen emissions. Which of the above statements is/are correct? Correct Solution: c) Nitrates not only affect surface water but also pollute groundwater sources. Nitrous oxide (N2O) gas should not be confused with nitric oxide (NO) or nitrogen dioxide (NO2). Neither nitric oxide nor nitrogen dioxide are greenhouse gases. Nitrous oxide is a greenhouse gas. Nitrogen particles make up the largest fraction of PM2.5, the class of pollutants closely linked to cardiovascular and respiratory illness Though agriculture remains the largest contributor to nitrogen emissions, the non-agricultural emissions of nitrogen oxides and nitrous oxide are growing rapidly, with sewage and fossil-fuel burning — for power, transport and industry — leading the trend. Incorrect Solution: c) Nitrates not only affect surface water but also pollute groundwater sources. Nitrous oxide (N2O) gas should not be confused with nitric oxide (NO) or nitrogen dioxide (NO2). Neither nitric oxide nor nitrogen dioxide are greenhouse gases. Nitrous oxide is a greenhouse gas. Nitrogen particles make up the largest fraction of PM2.5, the class of pollutants closely linked to cardiovascular and respiratory illness Though agriculture remains the largest contributor to nitroge...