5.4b Plant reproduction (part 2)

• Biologie
• Middelbare school
• havo
• Leerjaar 1

Are you ready?

- Put your phone in your locker

- Coats are on the coat rack or in your locker

- Bags are off the table

- Take off your hat or hoodie

- Books and laptops are on the table

- Did you do your homework?

 

5.4 Plant reproduction (part 2)

Learning objectives

You will learn how reproduction in plants work, how seeds are distributed, and what happens during the lifetime of a plant.

15 seconden per vraag!

Is this an insect-pollinated flower?

1. Yes
2. No

Is this an insect-pollinated flower or a wind-pollinated flower?

1. wind-pollinated flower
2. insect-pollinated flower
3. Both

What is not a characteristic of an insect-pollinated flower?

1. Big with bright colours
2. Nectar
3. Rough, sticky pollen
4. Anthers often hang outside flower

Sepal

Pistil

Stamen

Petal

Fertilisation

Fertilisation

Fertilisation

Seed dispersal: wind

Animals eat the flesh and excrete the seeds

The fruits are provides with hooks or barbs

Seed dispersal: animals

Scattered by the plant itself

Seed dispersal

Plant lifecycle

1. Seed germinates, a seedling grows.
   
2. The seedling grows into a mature plant. The mature plant produces flowers.
   
3. Fruits and seeds develop from the flowers.
   
4. The seeds are dispersed. 

Annual plants (1yr), biennial plants (2yr), perennial plants (grow very old), woody plants (grow and then turn into a bush or tree).

What?	Make 5.4: assignments 9-20 (not 12, 14, 17)
How?	In your workbook (or computer). Use the information from your textbook.
Help?	You may gently consult with your neighbor or listen to music. Raise your hand if the two of you can't figure it out.
Time?	10 minutes
Finished?	Make a summary about 5.1 to 5.3
Product	You have practiced 5.3.

Let's discuss the lesson!

Don't pack your bags yet!

What did you learn today?

When de bell rings:

- Pull up your chairs

- Don't forget your phone