Across
- 4. The element that we breathe in.
- 5. Nutrient that provides energy.
- 7. Drug that has a medical benefits.
- 9. Tube that food travels to the stomach.
- 10. Vital nutrients needed in small amounts.
- 13. The drug found in alcoholic drinks.
- 14. The periodic table is full of _______.
- 16. Organisms that eat other organisms.
- 19. Organism that makes its own food.
- 20. Variation which comes from parents.
- 21. Lacking a certain vitamin or mineral.
Down
- 1. We breathe out carbon _________.
- 2. Elements are listed in the _____ table.
- 3. DNA is stored here.
- 6. The _______ solution tests for sugars.
- 8. The area in which an organism lives.
- 11. Smallest particle is called an ____.
- 12. Two oxygen atoms bond to form a ______.
- 15. Table salt is called _______ chloride.
- 17. Our cells are made up of 70% _____.
- 18. Nutrient used for growth and repair.