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Living-beings need food in order to: form different parts of their bodies during growth and obtain energy to replace that used by organs and tissues. The Plant Kingdom: plants capture and transform the Sun’s energy directly using the process of photosynthesis. Plants. Food: water, carbohydrates, fats, proteins, minerals and vitamins. Digestion: phases and characteristics. Summary.

All living-beings need to eat in order to stay alive.
Living-beings make the maximum use of all the edible resources different areas of our planet are in a position to offer.
The Plant Kingdom is capable of processing the Sun’s energy.
The “food pyramid”. Primary producers, primary consumers and secondary consumers.
Bacteria and fungi transform organic matter into inorganic matter.

Substances which our bodies need in order to function: water, carbohydrates, fats, proteins, minerals and vitamins.
Water is an essential component for every living-being.
Proteins and their composition.
Fats and carbohydrates are fuel for our body.
Minerals and vitamins. Scurvy.

What is digestion?
The process of digestion.
Different types of diet.
There is a huge spectrum of cultural habits.
Availabilty of food in different areas.


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