B3 Fertilisation

B3 Fertilization
6.3.5 You can describe the fertilization process in seed plants.

6.3.6 You can describe the change in the ovule after fertilization.
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Slide 1: Tekstslide
BiologieMiddelbare schoolhavo, vwoLeerjaar 1

In deze les zitten 13 slides, met interactieve quizzen en tekstslides.

time-iconLesduur is: 45 min

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B3 Fertilization
6.3.5 You can describe the fertilization process in seed plants.

6.3.6 You can describe the change in the ovule after fertilization.

Slide 1 - Tekstslide

Stigma
Style
Petal
Stamen
Sepal
Ovary

Slide 2 - Sleepvraag

Insect-pollinated flowers
Wind-pollinated flowers
Colourful petals
small, green petals
Flowers contain nectar
no nectar
Stamen outside the flower
Stamen inside the flower
Stigma inside the flower
Stigma outside the flower
Stigma is feathershaped
Pollen is sticky
pollen is light and smooth

Slide 3 - Sleepvraag

1 uai 8 : Pollination? 
Self-pollination or cross-pollination? 

Slide 4 - Tekstslide

Basic 3 : Fertilization

Slide 5 - Tekstslide

Pollination; an experiment

Slide 6 - Tekstslide

Slide 7 - Tekstslide

Result

Slide 8 - Tekstslide

Pollen tube
When a pollen grain lands on the stigma of a plant of the same species, a tube starts to grow from it: the pollen tube

Slide 9 - Tekstslide

Fertilization
The fusion of the nuclei of a male sex cell and a female sex cell is called fertilization. 
Fertilization produces an embryo. The nucleus of a plant embryo contains the chromosomes of both the male and female sex cells.

Slide 10 - Tekstslide



Every seed contains a plant embryo

Slide 11 - Tekstslide

Basic 3 : Fertilization
Read basic 3
timer
5:00

Slide 12 - Tekstslide

Basic 3 : Fertilization
Do exercise 1 u.a.i. 3 + 5
timer
10:00
First 10 minutes in silence

Slide 13 - Tekstslide