Now you are at the end, hopefully you will have a better understanding of Dive Theory, if you can answer all your PADI quizzes and exams and complete the Knowledge development workbooks and your ‘mock’ exams in the Instructor Manual then you will be fine on the theory, if you are worried about the practical skills and demonstrations / teaching presentations then get help from your local dive center and perhaps you want to consider doing a pre-idc preparation courses that most Course Directors offer. Practice this often with fellow students, start by saying ‘teach me about…’ and then ask each other questions, it’s the best way to learn. Still want more questions? good, have a look here for more general knowledge and some sample PADI IDC / IE quiz / exam questions and answers I am a great believer on the fact that you don’t really know something until you can teach someone else about that subject, think about describing water pressure on ears or air consumption at depth to a student. You should be able to answer these simple open water questions without the answers, if you cannot then re-read the open water manual, you should also be able to explain why the wrong answers are not correct to someone that thinks that they are correct!

Eustachian tube leads to the middle ear (from the throat).Shallow Water Blackout caused by Hypocapnia due to a falling oxygen partial pressure.Divers are most affected by CONDUCTION.For your information: Most countries apart from the US use Bar as a measurement of pressure for tanks.

Divemaster exam questions and answers