Subject: CBM (Coalbed Methane) 20 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Methane hydrate 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Methane explosion 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Coal bed methane 10 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Methane seep 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Methane plume 18 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Methane hydrate reservoir 9 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Methane hydrate zone 12 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Methane hydrate stability zone 9 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Methane hydrate resource potential 9 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Methane hydrate resource evaluation 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Methane hydrate exploitation risk 16 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Methane production 19 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Methane hydrate extraction method 28 general knowledge quiz questions. It should take around 6 minutes to complete all the questions.

Subject: Methane hydrate formation 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Methane hydrate stability 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.