Chapter 8 Nutrition – 9th Class Biology Notes
Chapter 8 Nutrition – 9th Class Biology Notes Question#1) Define the following terms? I) Nutrition. II) Nutrients. III) Autotrophs. IV) Heterotrophs. Answer: I) Nutrition: The process in which food is obtained or prepared, absorbed and converted into body substances for growth and energy, is called nutrition. II) Nutrients: Nutrients are the elements and compounds that …