| 5677 | Science & Nature | Multiple Choice | Easy | Dry ice is the solid form of what substance? | 
| 5676 | Science & Nature | Multiple Choice | Medium | Which of these choices is not one of the phases of mitosis? | 
| 5673 | Geography | Multiple Choice | Medium | What is the longest river in Europe? | 
| 5649 | Science & Nature | Multiple Choice | Hard | Which of these animals belongs in class Chondrichthyes? |