In Academic module Reading, all texts are taken from books, papers and journals like Scientific American
Academic module Reading only contains texts taken from journals.
In General Training module Reading, all texts are taken from books, papers and journals like the Economist
General Training module Reading Sections 1 and 2 contain different texts taken from more "mundane" sources.
At least one text in Academic module Reading, is on workplace-related subject
Even though this is true for General Training module, this is not the case for Academic.
International English Language Testing System (IELTS)
It is an international standardised test of English language proficiency for non-native English language speakers. Probably, it is the most popular formal English test in the world.
IELTS Reading
The Reading section consists of 40 questions, designed to test a wide range of reading skills. These include reading for gist, reading for main ideas, reading for detail, skimming, understanding logical argument and recognising writers' opinions, attitudes and purpose.