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U6 B4 1HVTTO
B4 Fruits & seeds
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 events in the ovary after fertilization
You can recognize parts of fruit, and explain which parts of the flower they were
Homework U6 B4
Asgmt 1-7, 3c
OR challenge
Asgmt 4-9
1 / 20
volgende
Slide 1:
Tekstslide
Biologie
Middelbare school
havo, vwo
Leerjaar 1
In deze les zitten
20 slides
, met
interactieve quizzen
,
tekstslides
en
1 video
.
Lesduur is:
45 min
Start les
Bewaar
Deel
Printen
Onderdelen in deze les
B4 Fruits & seeds
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 events in the ovary after fertilization
You can recognize parts of fruit, and explain which parts of the flower they were
Homework U6 B4
Asgmt 1-7, 3c
OR challenge
Asgmt 4-9
Slide 1 - Tekstslide
Wheel of homework
Go to Lessonup.app and use this code
Reward
Penalty
Slide 2 - Tekstslide
What is the name of the event when the male and female sex cells become one?
A
Growth
B
Pollination
C
Fertilization
D
Fused
Slide 3 - Quizvraag
What does a fertilized egg cell turn in to?
A
A plant embryo
B
An ovule
C
A pollen tube
D
A seed
Slide 4 - Quizvraag
What happens when egg cells in an ovule aren't fertilized?
A
The egg cell becomes a plant embryo
B
The egg cell doesn't become a seed
C
The ovule becomes a seed
D
The ovule doesn't become a seed
Slide 5 - Quizvraag
What is found in the nucleus of a fertilized egg cell?
A
male chromosomes
B
female chromosomes
C
No chromosomes.
D
Both male and female chromosomes
Slide 6 - Quizvraag
Put the events in the right order
1
2
3
4
5
6
7
8
ovary becomes fruit
egg cell becomes plant embryo
ovule becomes seed
pollination
pollen is taken to a flower
fertilization
pollen makes pollen tube
pollen is made
Slide 7 - Sleepvraag
After fertilization
Fertilized egg cell become a plant embryo
Ovules containing fertilized egg cells become seeds
Other ovules shrivel away
Ovary becomes a fruit
The plant embryo is a tiny
baby plant
inside a seed
This ovule hasn't been fertilized (yet)
this ovule will soon be fertilized
pollen grain
stigma
pollen tube
style
egg cell/ova
nucleus
nucleus of pollen grain
Slide 8 - Tekstslide
1
Slide 9 - Video
02:00-02:10
1 seed = 1 fruit
Slide 10 - Tekstslide
The image shows a cross section of a grape.
How many fertilizations have happened in the flower of this grape? (number)
Slide 11 - Open vraag
The image shows a cross section of a grape.
How many pollinations have at least happened in the flower of this grape? (number)
Slide 12 - Open vraag
Fruit with pulp
Fruit with pod
Pulp
develops from the
ovary
or other parts of the flower
.
It is the nutritious part of the fruit
The ovary turns in to a long container like fruit,
pod
. This contains the seeds
Slide 13 - Tekstslide
What part contains nutrients for the plant embryo?
A
The pollen grain
B
The flower stalk
C
The pulp
D
The seed
Slide 14 - Quizvraag
Seeds can not use pulp as nutrients.
What is the use of pulp in fruits?
Slide 15 - Open vraag
For which of these fruits/vegetables are you (only) eating the seeds?
A
Strawberry
B
Bean
C
Banana
D
Pineapple
Slide 16 - Quizvraag
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 17 - Tekstslide
What you should do: U6 B4
Pages 183-189
Asgmt 1-7, 3c
OR challenge
Asgmt 4-9
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 18 - Tekstslide
What you should do: U6 B4
Pages 183-189
Asgmt 1-7, 3c
OR challenge
Asgmt 4-9
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 19 - Tekstslide
Tidy Duty
Today these people are on tidy duty
Desks: empty and straight
Chairs: underneath the desks
Floor: no rubbish
Slide 20 - Tekstslide
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