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Biology in real life
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Slide 1:
Tekstslide
Biologie
Middelbare school
havo
Leerjaar 2
In deze les zitten
20 slides
, met
interactieve quiz
en
tekstslides
.
Lesduur is:
60 min
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Biology in real life
Slide 1 - Tekstslide
Where do you see biology
in everyday life?
Slide 2 - Open vraag
Examples:
food preservation
food production
medicins
oak procession caterpillar
circadian ritme (day and night rhyme)
Slide 3 - Tekstslide
Food preservation and biology...
What do you think??
Slide 4 - Tekstslide
Food preservation and biology
How can food spoil?
Slide 5 - Tekstslide
Food preservation and biology
How can food spoil?
fungi
bacteria
dry out
Slide 6 - Tekstslide
Food preservation and biology
How can you preserve food?
What does bacteria
and fungi not like?
Slide 7 - Tekstslide
Food preservation and biology
What does bacteria
and fungi not like?
high salt - fish / meat
lots of sugar - fruit (jam)
heating - milk / vegetables
acid - pickling
no oxygen - bottling
smoking - fish
dry out - fruits
cold - refrigerator
chemicals -
Slide 8 - Tekstslide
Food production and biology
What do you think??
Slide 9 - Tekstslide
Food production and biology
What do you think??
food are biologic products
growing vegetables
meat production - animals
Slide 10 - Tekstslide
Food production and biology
growing vegetables
genetics to get better products
crop protection
meat production - animals
animal health
behaviour
Slide 11 - Tekstslide
Medicins and biology
What do you think?
Slide 12 - Tekstslide
Medicines and biology
Examples of medicines with biologic origin:
penicillin
aspirine
hCG (pregnancy hormone)
morfine
Slide 13 - Tekstslide
Medicines and biology
Examples of medicines with biologic origin:
penicillin - fungi
aspirine - willow leaf
hCG (pregnancy hormone)
urine of pregnant women
morfine - poppy / papaver (opium)
Slide 14 - Tekstslide
Oak procession caterpillar and biology
What do you think?
- what are benefits?
- what are disadvantages?
Slide 15 - Tekstslide
Oak procession caterpillar and biology
Benefits:
food for birds
Disadvantages:
skin irritation
breathing problems
Slide 16 - Tekstslide
Circadian right rhythm and biology
- Day and night rhythm
What do you think??
Slide 17 - Tekstslide
Circadian right rhythm and biology
hormone
-> melatonin
Slide 18 - Tekstslide
Any other ideas??
Slide 19 - Tekstslide
Good luck!!
Enjoy your holiday!!!
Slide 20 - Tekstslide
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