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6.2 - Pollination
Basic 6.2 : Pollination
+ Practical 3 (parts of a flower)
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Slide 1:
Slide
Biologie
Middelbare school
havo
Leerjaar 1
This lesson contains
33 slides
, with
interactive quizzes
,
text slides
and
2 videos
.
Lesson duration is:
45 min
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Items in this lesson
Basic 6.2 : Pollination
+ Practical 3 (parts of a flower)
Slide 1 - Slide
Slide 2 - Slide
Slide 3 - Slide
What's good? What could be better?
Slide 4 - Slide
What's good? What could be better?
Slide 5 - Slide
What's good? What could be better?
Slide 6 - Open question
Herkansers van bloem tekenen H1a
Afbeelding van Lelie en doorsnede staan in de Studiewijzer - Thema 6
Amina, Bruno, Eline, Hanae, Tim, Samara, Lieke, Lennard, Nicke, Igor, Keetie, Hugo, Wessel, Oscar, Chloé, Della, Seb (opnieuw),
Slide 7 - Slide
Herkansers van bloem tekenen H1b
Afbeelding van Lelie en doorsnede staan in de Studiewijzer - Thema 6
Jet, Ella, Pablo, Afand, Mekz, Ties, Julia, Ruby, Lennard, Arda.
Mara & Elin. (op foto was tekening nog niet af),
Slide 8 - Slide
How can pollen of one flower reach another flower?
Slide 9 - Open question
Insect pollination
Wind pollination
Slide 10 - Slide
Pollination
= transfer of
pollen grains
from an
anther
to a
stigma
of a flower of the
same
species
Slide 11 - Slide
self-pollination = same plant; cross-'' is with another plant
Slide 12 - Slide
Wind pollination
Flowers are small and inconspicuously*coloured
- Stamen hanging out in the wind
- Stigma's large and feather shaped*
Don't produce nectar
Pollen grains are very light & small
(mostly grasses and trees)
hay fever?
Slide 13 - Slide
Pollination by animals
Slide 14 - Slide
Which animals can
pollinate flowers?
Slide 15 - Mind map
Pollination by animals
(insectflowers)
- large and strikingly* coloured petals (UV)
- scent and nectar.
- sticky pollen grains
Slide 16 - Slide
Slide 17 - Video
nos.nl
Slide 18 - Link
6.2.2 You can describe what pollination is.
6.2.3 You can explain the difference between cross-pollination and self-pollination.
6.2.4 You can list the features of insect-pollinated flowers and wind-pollinated flowers.
Slide 19 - Slide
6.2 Pollination
Read: p. 171-173
Make:
1-3, if you found this difficult.
5-8 + 10 , if you understood everything.
timer
5:00
Slide 20 - Slide
Perfect flower(s)
= both sexes
Imperfect flower(s)
= one sex per flower
cross-pollination
self-pollination
male part
female part
carpel
stamen
Slide 21 - Drag question
Insect-pollinated flowers
Wind-pollinated flowers
The petals are coloured
The petals are small and green
The flowers have nectar and are scented
The flowers don't have nectar
Pollen sacs are outside the flower
Pollen sacs are inside the flower
Stigma is usually inside the flower
Stigma is usually outside the flower
Stigma are feathery (geveerde vorm)
pollen grains are rough and sticky
Pollen grains are smooth and light
Slide 22 - Drag question
Welke verschillende bestuivers?
Slide 23 - Slide
Verschillende bestuivers
Slide 24 - Slide
1 till 8 : succesful or unsuccesful pollination?
Take out book, notebook,
log into LessonUp
Slide 25 - Slide
Slide 26 - Video
Perfect flower(s)
= both sexes
Imperfect flower(s)
= one sex per flower
cross-pollination
self-pollination
male part
female part
carpel
stamen
Slide 27 - Drag question
Insect-pollinated flowers
Wind-pollinated flowers
The petals are coloured
The petals are small and green
The flowers have nectar and are scented
The flowers don't have nectar
Pollen sacs are outside the flower
Pollen sacs are inside the flower
Stigma is usually inside the flower
Stigma is usually outside the flower
Stigma are feathery (geveerde vorm)
pollen grains are rough and sticky
Pollen grains are smooth and light
Slide 28 - Drag question
Tekst
Slide 29 - Slide
6.2 Pollination
Read: p. 171-173
Exc. 1-3,
5-8 + 10
what was difficult?
Slide 30 - Slide
Praktische opdracht: een experiment
bestuderen groei van aardappeluitloper met een
variabele*
+ zorg dat vanavond twee aardappel-uitlopers hebt geplant. Komende 3 weken houdt je elke de groei bij (foto + meten + omschrijving)
Slide 31 - Slide
Opdrachten 4.2 Bestuiven
Toepassing en inzicht
Maken: 5-8 + 10
Slide 32 - Slide
Praktische opdracht: een experiment
bestuderen groei van aardappel
+ zorg dat je maandag een aardappel in huis hebt!
(dan gaan we verder
met start PO)
Slide 33 - Slide
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