Biology·Organisation & maintenance · NSSCO 3.6.2.1
Diet and nutrients
Narrated lesson · press play
What a balanced diet really means — the vitamins and minerals your body needs, the diseases you get without them, how different people need different diets, and what happens when the balance goes wrong.
What you'll learn in this lesson
By the end you should be able to (NSSCO Biology 3.6.2.1):
- Describe the causes and effects of deficiencies of vitamins A, D and C, and of iron and iodine
- Describe the role of a balanced diet for different people (children, adults, nursing mothers, athletes)
- Explain how age, gender and activity affect dietary needs
- Describe the causes and effects of malnutrition (starvation, obesity, coronary heart disease, scurvy)
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Hands-on lab
Test foods for their nutrients in the 3D lab