Page 25 - e book prim 6
P. 25
Delta Modern Language Schools Getting Fuel
Science department
Grade 6
1st term 2024- 2025
Getting fuel (energy):
➢ The systems need energy from food we eat to do their functions.
Food consists Complex such as
of nutrient
➢ The complex nutrients must be converted into simpler substances
before they can be used by body cells.
➢ Inside the cells, some of simpler substances are used in cellular
respiration process
Function of digestive system
➢ It breaks down food into nutrients which the body can use for
energy and growth.
Digestion It's the process of conversion of food from
process a complex form into simpler substances
(nutrients).
Structure of digestive system
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