5 years ago in IB ACIO Grade - II 2013

Which of the following is not known as greenhouse gas?

[A] Methane
[B] Carbon dioxide
[C] Nitrous oxide
[D] Hydrogen
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Attempted 81
Correct 24
Incorrect 20
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Shehran Kazi
Shehran Kazi - 9 months ago

Shehran Kazi is saying Hydrogen is correct answer

Sunil Kumar R
Sunil Kumar R - 9 months ago

Sunil Kumar R from Bengaluru, India is saying Hydrogen is correct answer

Santosh Jena
Santosh Jena - 2 years ago

Santosh Jena from India is saying Nitrous oxide is correct answer

priyanka soundar
priyanka soundar - 2 years ago

priyanka soundar from Kakkaveri, India is saying Carbon dioxide is correct answer

Nazia Sayed
Nazia Sayed - 2 years ago

Nazia Sayed from Mumbai, India is saying Methane is correct answer

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