State PCS PYQPrelims 2018

UPPCS · வினா 129

What is 'Green House Effect'?

  1. Increase in global temperature
  2. Decrease in global temperature
  3. Increase in sea water temperature
  4. Increase in temperature of rivers and lakes
விடையைக் காட்டு & விளக்கம்

விடை: (A) Increase in global temperature

விளக்கம்

Greenhouse gases (CO2, CH4, N2O, water vapour) trap outgoing infrared radiation, warming the Earth. An enhanced greenhouse effect raises global temperature.