We all need the same food groups at all ages. Although proportions vary by age and gender, so referring to The Canadian Food Guide will give you an idea of what you need, whether you're Canadian or not!
the food that you need the most of is the Grain food group.
5
they need them to keep healthy?
There is no one food that is perfect food you need a food from every food groups
no food
You need to be more specific . . . How do bivalves get their food ? or, How do mollusca get their food ?
All need nutrients including teenagers...
No and yes or if you prefer yes and no. No they don't all need it to survive - yes if they wish to thrive or deliver services to target groups. The British heath service doesn't need marketing to survive -it has more than enough demand for its services.But it uses marketing to deliver services to specific groups at risk eg testing for sexually active teenagers, screening for certain types of cancer.
As a teenager i say: need for relationships, generally rebellious, sociable, prone to friendship groups, hypersomnaic
you need about 100 gallons of water and 30 pounds of food. but all the different food groups .But that's what i got
body needs food for growth, energy and repair
We need the following percentage of food groups. They are...45% vitamins and minerals40% carbohydrates10% meat fish alternatives5% sugars