Food Safety: Four Difficulties, 4000 Levels
Food Safety has four difficulties with 1000 levels each and ten questions per level; think principle before method. Food-safety levels ask for temperature, storage or cross-contamination control; identify the hazard first.
食品安全基础闯关Food Safety Basics1000 关食品安全进阶闯关Food Safety Intermediate1000 关食品安全高阶闯关Food Safety Advanced1000 关食品安全挑战闯关Food Safety Challenge1000 关
How it works
- Start at the basic difficulty.
- Ten questions per level; clear one to unlock the next.
- Review at 1/3/7/14/30 days.
FAQ
Which difficulty?
Start at basic and move up when accuracy stays above 80%.
How many levels each?
1000.