exams quango has been accused of failing pupils over an appeal system aimed at avoiding a rerun of last year’s test chaos.Activists have criticised the Scottish Qualification Authority (SQA) over a consultation it held seeking pupils’ views on plans.Critics said the SQA used “incredibly complex” language in the 4000-word document for children, parents and teachers.The view-gathering exercise was also criticised for lasting two weeks when consultations usually take three months.Did you know you