Subject: Smoke-extracting robots 16 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Extracting data 9 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Extracting memories 9 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Extracting value from 26 general knowledge quiz questions. It should take around 6 minutes to complete all the questions.

Subject: Process for extracting copper 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Process for extracting minerals from coal ash 20 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Process for extracting iron 15 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Process for extracting zinc 19 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Process for extracting lead 19 general knowledge quiz questions. It should take around 4 minutes to complete all the questions.

Subject: Process for extracting rare earth elements 15 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Process for extracting shale gas 8 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Process for extracting chlorella 9 general knowledge quiz questions. It should take around 2 minutes to complete all the questions.

Subject: Process for extracting vitamin C 28 general knowledge quiz questions. It should take around 6 minutes to complete all the questions.

Subject: Process for extracting vitamin E 13 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Process for extracting vitamin K 14 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.

Subject: Process for extracting biotin 14 general knowledge quiz questions. It should take around 3 minutes to complete all the questions.