2.1 Food and nutrients

• Biologie
• Middelbare school
• havo
• Leerjaar 2

Welcome- 2EH

• Please take your seat
• Get you notebook , book and pen.
• Take out your coat and wait quietly for the Assignment in the next dia. 

Start activity - 10 min (ZS)

Read p. 88-91 (Food and nutrition )

Highlight the key terms of this chapter.

Answer in your note book:

1. What are foodstuff 

2. What are the two main groups of food stuff? give two examples for each group.

3. Write the six groups of nutrients.  

Goals 

• Can state the functions of nutrients and dietary fibre in     foods.
• Can name six groups of nutrients and list their functions.

Bread is a

1. Foodstuff
2. Nutrient

Crisps are a(n) ... product

1. animal
2. vegetable
4. other

salt is a(n) ... product

1. animal
2. vegetable
4. Other

Cheese is a(n) ... product

1. animal
2. vegetable
4. other

Foodstuffs

• = something you can eat/drink
• animal products (milk, meat , butter...) 
• vegetable (seeds, apple, carrot ...)
• other
• Nutrients are found in foodstuffs

Food

• Everything you eat is called food(stuffs). 
• Food consists of substances your body needs --> nutrients.
• Nutrients can be used as : fuel, building material, protection or as a reserve. 

Nutrients in food

What nutrients are there?

Carbohydrates

Have a lot of energy because they get broken down in glucose. Mainly used as a fuel for your body. 

Protein

Proteins are used to make new cells, think of muscle cells or when you have an injury. 

What nutrients are there?

Fats

Fats are used as a reserve for the carbohydrates.

Vitamins and mineral

Lots of different substances with several functions. Offer protection and help your immune system.

Water

Most important building material of your body. 

Fibers 

• Fibers aren't really a nutrient, but are still important for your digestive system.
• Fibers consist of carbohydrates made of plants that your body can't break down. 
• They are important because they keep your gut bacteria healthy. 

Nutrients in food

Think-Pair

• Think : Do you have food or a drink in your bag? You can check the labels and think whether you think it's healthy or not. Write down 3 arguments for that. If you don't have something, there is a label on the board. 

• Pair: Discuss and compare with your neighbour, improve your answe

Nutrients

Dietary fibre (voedingsvezel) is not a nutrient, but it is very important for your your digestive system!

Task	Nutrient
Building compounds	Proteins, minerals, water, fats
Protecting substances	Vitamins, minerals
Energy-rich substances	Carbohydrates, fats

To Do

1. Read basic 2.1 - Food and nutrition 

2. Complete ex. 1-3 , 5-10 , p.92-95

3. pay attention: to complete ex.8 you need to keep a track on your diet for 1 day !

4. Practice the flash cards