6.2 Roots

root
stem
flower
leaf
fruit
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Slide 1: Question de remorquage
BiologieMiddelbare schoolvwoLeerjaar 1

Cette leçon contient 19 diapositives, avec quiz interactifs et diapositives de texte.

time-iconLa durée de la leçon est: 45 min

Éléments de cette leçon

root
stem
flower
leaf
fruit

Slide 1 - Question de remorquage

cell wall
cell membrane
nucleus
chloroplast
cytoplasm
vacuole
mitochondria

Slide 2 - Question de remorquage

6.2 Roots

Slide 3 - Diapositive

Aim:
    What are roots and what functions do they have?
    Which types of root systems are there?

Slide 4 - Diapositive

Structures of a root

Slide 5 - Diapositive

What do the roots do?
  • The root cap senses where there is water.
  • The primary and lateral roots anchor the plant in the ground and provide support.
  • The root hairs absorb the water and nutrients from the soil.

Slide 6 - Diapositive

Slide 7 - Diapositive

osmosis
the movement of water from one side to the other.
Water moves from the side with the most water to the side with the least water.

Slide 8 - Diapositive

Slide 9 - Diapositive

Inside a root

Slide 10 - Diapositive

You only have to know this and the next slide:
xylem flows up. 

phloem flows down. 

Slide 11 - Diapositive

You only have to know this:

xylem
transports
water up

phloem transports
water with glucose and
other substances made
by the plant

Slide 12 - Diapositive

Slide 13 - Diapositive

wild carrot is an example of a plant with:
A
a taproot system
B
fibrous root system

Slide 14 - Quiz

Leek is an example of a plant with:
A
a taproot system
B
a fibrous root system

Slide 15 - Quiz

grass is an example of a plant with:
A
a taproot system
B
a fibrous root system

Slide 16 - Quiz

all these plants
have a:
A
taproot system
B
fibrous root system

Slide 17 - Quiz

Review: what have I learnt?
Close your books and answer out loud (or talk to your peer/brother/sister):
    What are roots and what functions do they have?
    Which types of root systems are there?

Slide 18 - Diapositive

Make: 
Learn 6.1 + 6.2 + make 11 t/m 17 (for next week)
Tomorrow you have another assignment in the lesson, don't forget to bring your (charged) iPad!

Slide 19 - Diapositive