2. NATURE OF LIFE (NOL) NOTES A)CHARACTERISTICS OF LIVING THINGS (COLT) 1)They are made of cells.

3. 2)They can sense and respond to change. 3)They reproduce.

4. 4)They have DNA. 5) They use energy.

5. 6) They grow and develop.

6. B)NEEDS OF LIVING THINGS (NOLT) 1)Food

7. 2)Water 3)Air

8. 4)A Place to Live

9. C) QUESTIONS REGARDING NEEDS OF LIVING THINGS: 1)What does FOOD provide to living creatures?

10. FOOD provides: MATERIALS: to build and repair parts. ENERGY: to do the work of gathering materials, building and repairing parts.

11. 2)Why do living things need WATER?

12. WATER TRANSPORTS MATERIALS: such as food and energy supplies. ENABLES CHEMICAL REACTIONS: the body needs water for its chemical reactions that help it grow and repair itself.

13. 3)What does AIR contain that is so important to living things?

14. AIR contains: OXYGEN: to enable living things to undergo respiration, which releases energy from food for cells use. CARBON DIOXIDE: used by producers to make food.

15. 4)Why do creatures need LIVING SPACE?

16. LIVING SPACE Is needed so creatures can continually get the following: FOODWATERAIR

17. D. Chemistry of Living Things atoms compounds/molecules inorganic compounds minerals organic compounds carbohydratesproteins lipidsnucleic acids DNARNA fats & oils starch sugars made of amino acids