Subject: Energy-efficient industry 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Energy-efficient LEDs 15 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Energy-efficient fluorescent bulbs 9 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Energy-efficient chillers 9 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Energy-efficient turbines 18 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Energy-efficient trucks 12 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Energy-efficient motorcycles 10 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Energy requirements 16 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Energy-efficient refineries 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Energy-efficient power plants 23 general knowledge quiz questions. It should take around 5 minutes to complete all the questions.

Subject: Energy recovery efficiency 9 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Energy recycling efficiency 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Energy transformation efficiency 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Energy transmission efficiency 9 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Energy-efficient TVs 9 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Energy-efficient computers 16 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.