3.1 What do you eat?

• Biologie
• Middelbare school
• havo, vwo
• Leerjaar 3

3.1 What do you eat?

What did you eat for dinner yesterday?

All kinds of fats are very unhealthy

1. True
2. False

Humans can live up to 72 days without water and 1 month without food

1. True
2. False

Vegans don't eat products made from animals/by animals.

1. True
2. False

Read

Read page 62 + top of 63

goals

- you know what nutrients are and why you need them

- you know the difference between a joule and a calorie and how to calculate the energy (if you know one of them)

The function of the digestive system is to put the nutrients from your food into the circulatory system. 

Babies, children, adolescents and
older people all need different amounts of energy.
What could be the reason of this?

What do we use energy for?

REMEMBER ?

joule or calorie?

they are both a measure of energy

1 calorie = 4,186 Joules

Usually food is measures in kcal or kJ (k=1000) so 1 kJ is 1000 joules

How many kJ is 3 kcal?

1. 0,8 kJ
2. 7,6 kJ
3. 12,6 kJ
4. 9 kJ

Which food has more calories?

1. 
2. 

A Big Mac contains 2138 kJ.

How many Kcal is that?

1. 508
2. 509
3. 8979
4. 8980

Which has more calories? A mojito or tortilla chips?

1. 
2. 

Which has more calories? Banana chips or pretzels?

1. 
2. 

Lesson plan 

• Read 3.1 p. 63-66
  
• Write down the note
  
• Lesson up 3.1 (questions)
  
• Exercises 3.1: 1-10 

NOTE. NUTRIENTS 

carbohydrates, proteins, fats, vitamins, minerals and water

Make a table for your own notes (so write it down!)

nutrient

(use the subgroups as well)

what do we use it for?

which food group contains it

The food in the picture is high in ...

1. carbohydrates
2. fats
3. protein
4. vitamins & minerals

Which nutrients do not need to be digested?

1. Vitamins, minerals, fats
2. Water, carbohydrates, proteins
3. Vitamins, minerals, water
4. Fats, carbohydrates, proteins

What is not one of the functions of vitamins / minerals?

1. Growth
2. Regulation of body functions
3. Protection against disease
4. Providing energy

 Sleep de voedingsstoffen naar de juiste groepen

Energy-rich substances

Building compounds

Protecting substances

sugar

fats

vitamins

minerals

water

proteins

starch

Which nutrients can provide you with energy?

1. Carbohydrates and minerals
2. Proteins and carbohydrates
3. Fats and vitamins
4. Vitamins and minerals

To which nutrient group does starch belong?

1. Water
2. Carbohydrates
3. Fats
4. Vitamines

Who uses more energy-rich nutrients?

1. A two year old child.
2. An eight year old child.

What is the primary function of proteins?

1. Fuel
2. Protection
3. Building Blocks
4. Reserves

What are eggs a good source of?

1. carbohydrates
2. water
3. fibres
4. proteins

Which of the following carbohydrates cannot be broken down by your digestive system?

1. Complex carbohydrates
2. Starch
3. Fibre
4. Simple carbohydrates

Which of these statements is FALSE

1. All carbohydrates are sugars
2. Carbohydrates can be used as building materials
3. Carbohydrates can make people fat
4. Carbohydrates can be used as fuels

The foods shown in the image are mainly rich in ...

1. carbohydrates
2. fat
3. proteins
4. minerals

When you breakdown carbohydrates you get ......

1. Lipids
2. Amino acids
3. Glucose
4. Protease

What is the primary function of carbohydrates?

1. Fuel
2. Protection
3. Building Blocks
4. Reserves

What are cucumbers a good source of?

1. carbohydrates
2. water
3. fibres
4. proteins

What are nuts a good source of?

1. carbohydrates
2. water
3. unsaturated fats
4. proteins

What are potatoes a good source of?

1. carbohydrates
2. water
3. fibres
4. proteins