Which one of the following is a greenhouse gas?

Which one of the following is a greenhouse gas?

Q. Which one of the following is a greenhouse gas?

A.            carbon dioxide

B.            carbon monoxide

C.            ozone

D.            oxygen

Answer: carbon dioxide

Gkseries: Gkseries.com is a premier website to provide complete solution for online preparation of different competitive exams like UPSC, SBI PO, SBI clerical, PCS, IPS, IAS, IBPS PO, IBPS Clerical exam etc. & other graduate and post-graduate exams. Learn more on about us page