Online GK Series

This site is dedicated to the aspirants of competitive exams SSC, UPSC, Railways, Postal Assistants, Bank, GATE and NET

Connect with Universities & Study Abroad Experts Instantly Connect Now


Consider the following

I. Rice fields
II. Coal mining
III. Domestic animals
IV. Wet lands

Which of the above sources of methane, a major greenhouse gas?

A I and II only
B II and III only
C I, II and III only
D I, II, III and IV
Answer & Explanation
Option: [D]

Your Valuable Comments Please...

Important EBooks for Competitive Exams