BIOLOGY FORM 4

CHAPTER 6NUTRITION

ENTER

Balance Diet Vitamins Mineral Roughage Water Exit

ENTER

BALANCE DIET

Nutrition Vitamin Mineral Roughage Water Exit

Nutrition Balance Diet Mineral Roughage Water Exit

MINERALS

Simple inorganic nutrients obtained through the diet for maintainence of good health

Macronutrients

Needed in large quantities

Micronutrients

Needed in small quantities

Balance DietNutrition Vitamin Roughage Water Exit

Function of roughage

a) It has a high water-holding capacity and provides bulk to the contents in the intestines.

b) Aids in peristalsis which allow intestinal muscles to grip food and move it along the alimentary canal.

c) Prevent builds up of toxic substabces in rectum

Balance Diet Vitamins MineralNutrition Water Exit

Balance Diet Vitamins Mineral RoughageNutrition Exit

EXIT

Balance Diet Vitamins Mineral Roughage WaterNutrition