YR2-K4-LSN2
HAVE READY:
- YOUR MACBOOK
- MAKE SURE YOU ARE SIGNED INTO WOOTS
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Slide 1: Slide
BiologieMiddelbare schoolhavo, vwoLeerjaar 2
This lesson contains 17 slides, with text slides.
Lesson duration is: 45 minItems in this lesson
HAVE READY:
- YOUR MACBOOK
- MAKE SURE YOU ARE SIGNED INTO WOOTS
Slide 1 - Slide
HAVE READY:
- YOUR MACBOOK
- YOUR KERBOODLE BOOK
- LESSONUP
- YOUR NOTEBOOK
Slide 2 - Slide
LESSON 2
Slide 3 - Slide
TODAY'S LEARNING GOALS:
- I know what the various nutrients are broken down into.
- I know which versions of which nutrients are good for us and where we get them from.
Slide 4 - Slide
TODAY'S KEY WORDS:
- Monomer
- Polymer
- Starch
- Lactose
- Glucose
- Amino acids
- Iron
- Calcium
- Sodium
- Vitamins A, B, C, D & E
- Saturated fats
- Unsaturated fats
Slide 5 - Slide
Some nutrients are too large to be absorbed
Nutrients that are small enough to be absorbed by the body:
- water
- vitamins
- minerals
Nutrients that are too big to be absorbed by the body:
- carbohydrates
- proteins
- fats
carbohydrates, proteins and fats are polymers
polymers are broken down into monomers in a process called digestion
Slide 6 - Slide
Digesting polymers to monomers
Slide 7 - Slide
Indicating starch
- Chemical compounds that change appearance in the presence of other substances
- Used to indicate the presence of nutrients
indicator to prove the presence of starch
iodine solutions
Slide 8 - Slide
Indicating glucose
- Chemical compounds that change appearance in the presence of other substances
- Used to indicate the presence of nutrients
indicator to prove the presence of glucose
benedict solutions
Slide 9 - Slide
Indicating proteins
- Chemical compounds that change appearance in the presence of other substances
- Used to indicate the presence of nutrients
indicator to prove the presence of proteins
copper sulphate + sodium hydroxide
Slide 10 - Slide
Time to choose
lab report
lab session
indicating nutrients
lesson 3
next week!
food diary
more information on classroom
check the link to voedingscentrum
Slide 11 - Slide
TODAY'S LEARNING GOALS:
- I know what the various nutrients are broken down into.
- I know which versions of which nutrients are good for us and where we get them from.
Slide 12 - Slide
Time to choose
lab report
lab session
indicating nutrients
lesson 3
next week!
food diary
more information on classroom
check the link to voedingscentrum
Slide 13 - Slide
Slide 14 - Slide
In context question: 1
This picture shows a child in Africa suffering from Kwashiorkor, this deficiency disease causes the belly to swell up and all the joints to become painful. This his disease is cause by a lack of mother's milk in combination with eating too much rice.
A. What nutrients is this child lacking that are important for growth?
B. What nutrient does this child have an excess of?
Slide 15 - Slide
In context question: 2
Breakfast is often a battle in most households. If parents can get their kids to eat a breakfast, they often want sweet sugary stuff. It is much and much better for you to avoid the sweet cereals and go for the more savoury ones.
A. Explain why based on what you have learned today.
B. If you do not like cereal, what would be a healthy replacement (think of the nutrients).
Slide 16 - Slide
HW FOR LESSON 3:
- Decide which project you want to do for a grade.
- Complete the notes for lesson 3 for next time.
- If you did not complete the in class assignments, these too.
- Choose a lab partner and prepare for the lab lesson by reading the instructions for the foodtests.
