U6 B3 1HVTTO

B3 Fertilization
  • Take off your jacket
  • Put your things on your desk
       Book/Laptop
       Notebook
  • Bag on the floor
  • Read pages 177-178
timer
4:00
Lessongoals
  • You can describe the steps that happen during the fertilization process in seed plants
  • You can describe the change in the ovule after fertilization.
Homework U6 B3
Asgmt 1-7, 4c
OR challenge
Asgmt 5-10

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Slide 1: Slide
BiologieMiddelbare schoolhavo, vwoLeerjaar 1

This lesson contains 19 slides, with interactive quizzes and text slides.

time-iconLesson duration is: 45 min

Items in this lesson

B3 Fertilization
  • Take off your jacket
  • Put your things on your desk
       Book/Laptop
       Notebook
  • Bag on the floor
  • Read pages 177-178
timer
4:00
Lessongoals
  • You can describe the steps that happen during the fertilization process in seed plants
  • You can describe the change in the ovule after fertilization.
Homework U6 B3
Asgmt 1-7, 4c
OR challenge
Asgmt 5-10

Slide 1 - Slide

Wheel of homework
Go to Lessonup.app and use this code
Reward
Penalty

Slide 2 - Slide

A carpel consists out of different parts.
Which of these is NOT one of them?
A
Ovary
B
Stem
C
Style
D
Stigma

Slide 3 - Quiz

The picture shows a magnolia tree. What do you call it when a flower at spot A pollinates a flower at spot B?
A
Cross-pollination
B
Species-pollination
C
Self-pollination
D
Insect-pollination

Slide 4 - Quiz

The flowers in the picture are:
A
Windflowers
B
Birdflowers
C
Insectflowers
D
Humanflowers

Slide 5 - Quiz

Which numbers show cross-pollination?
A
Only 1
B
1, 2, 3, 4
C
1, 4, 7
D
1 and 4

Slide 6 - Quiz

Which numbers show self-pollination?
A
2, 5, 6
B
2, 3, 8
C
2, 5, 8
D
1, 3, 6

Slide 7 - Quiz

Slide 8 - Slide

make pollen
Pollen grains are made in the pollen sac of an anther 
1
Pollination
Pollen grains land on the stigma of a flower of the same species.

2

Slide 9 - Slide

make pollen
Pollen grains are made in the pollen sac of an anther 
1
Pollination
Pollen grains land on the stigma of a flower of the same species.

2
Pollen grains make a pollen tube
Pollen grains start making a pollen tube, they 'dig' their way towards an ovule. inside the pollen tube, they bring their nucleus.
3

Slide 10 - Slide

make pollen
Pollen grains are made in the pollen sac of an anther 
1
Pollination
Pollen grains land on the stigma of a flower of the same species.

2
Pollen grains make a pollen tube
Pollen grains start making a pollen tube, they 'dig' their way towards an ovule. inside the pollen tube, they bring their nucleus.
3
Fertilization
Once the nucleus of the pollen grain reaches the ovule it fuses with the egg cell inside. The DNA in both nuclei is combined.
4
After fertilization
The fertilized egg cell. Will change into a plant embryo.
They ovule will change into a seed
5

Slide 11 - Slide

Fertilization
The moment when the nucleus of the pollen grain and nucleus of the egg cell become one.
Egg cell
Egg cell nucleus
Pollen grain nucleus
Pollen tube

Slide 12 - Slide

Slide 13 - Link

What is correct order?
A
Making pollen > pollination > fertilization > making a seed
B
Making pollen > fertilization > pollination > making a seed
C
making a seed > pollination > fertilization > Making pollen
D
pollination > Making pollen > making a seed > fertilization

Slide 14 - Quiz

multiple pollen grains land on the stigma of a buttercup (pictured): 2 of a sunflower, 5 of a buttercup and 4 of a dandelion.
The ovary of the flower, contains 2 ovules.

What is the maximum amount of fertilizations that can happen in this flower? (number)

Slide 15 - Open question

1st choice: + OR Cheat sheet +1 cm2 OR Wheel





2nd and 3rd choice: Cheat sheet +1 cm2 OR Wheel



4th en 5th: Wheel 
TTO

Slide 16 - Slide

What you should do: U6 B3
  • Pages  177-182
  • Asgmt  1-7, 4c
OR challenge
  • Asgmt 5-10

Done with the above?
  • Work on the next chapter(s)
  • Learn for the test 
  • Make other homework
  • Read a book
Zs = Working in Silence
  • No asking questions
  • Silent, don't disturb anyone
  • Stay at your  desk
timer
6:00

Slide 17 - Slide

What you should do: U6 B3
  • Pages 177-182
  • Asgmt 1-7, 4c
OR challenge
  • Asgmt 5-10


Done with the above?
  • Work on the next chapter(s)
  • Learn for the test 
  • Make other homework
  • Read a book
Zw = Working with whispering
  • Teacher is available for questions
  • Only whisper with the student next to you
  • Stay at your  desk

Slide 18 - Slide

Tidy Duty
Today these people are on tidy duty
  • Desks: empty and straight
  • Chairs:  underneath the desks
  • Floor: no rubbish

Slide 19 - Slide