Vocabulary Quiz:

1. biologist

2. freight

3. secret

4. debris

5. sedimentary

6. gulp

7. injustice

8. glacier

9. collaborate

10. critique

11. microcosm

12. softwood

13. employ

14. inaccessible

15. sturdy

16. annually

17. breathtaking

18. niche

19. fatigue

20. remainder

Time left: 200 seconds