TEST 145Cambridge IELTS 16 · Questions 21–24Food ExperimentsChoose TWO letters, A–E.Questions 21 and 2221–22Which TWO points does Adam make about his experiment on artificial sweeteners?AThe results were what he had predicted.BThe experiment was simple to set up.CA large sample of people was tested.DThe subjects were unaware of what they were drinking.EThe test was repeated several times for each person.Choose 2 — 2 to go.Questions 23 and 2423–24Which TWO problems did Rosie have when measuring the fat content of nuts?AShe used the wrong sort of nuts.BShe used an unsuitable chemical.CShe did not grind the nuts finely enough.DThe information on the nut package was incorrect.EThe weighing scales may have been unsuitable.Choose 2 — 2 to go.