You can name tissues in humans and plants, along with their functions.
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Slide 1: Tekstslide
BiologieMiddelbare schoolhavo, vwoLeerjaar 1
In deze les zitten 16 slides, met interactieve quizzen en tekstslides.
Lesduur is: 45 min
Onderdelen in deze les
B3 Tissues
Lessongoals
You know that an organism consists of cells.
You can name tissues in humans and plants, along with their functions.
Slide 1 - Tekstslide
Today?
Recap
Different biological levels
Tissues and Cells
Time for homework
End
Slide 2 - Tekstslide
Ami forgot to water his plant, but the stems are still sturdy. If he is quick, the plant won't die. What type of stem do the plants have? Explain how can you tell?
Slide 3 - Open vraag
What part of a root takes up water?
A
All parts
B
Tap root
C
Lateral root
D
Root hair
Slide 4 - Quizvraag
BIG
small
Organsystem
Organism
Cell
Tissue
Organ
Slide 5 - Sleepvraag
What does a cell do?
Slide 6 - Open vraag
Cell
Smallest living part of an organism
Many forms
Nervecell
Fatcell
Bloodcell
Etc.
Slide 7 - Tekstslide
Tissue
Group of same type of cells together
Muscletissue
Bonetissue
Nervetissue
etc.
Slide 8 - Tekstslide
Bone tissue
Cell
The black spots in bonetissue are the cells of the tissue
Extracellular material
In between all the cells of the tissue is other material: Extracellulair material. Together with the cells it forms the tissue
Slide 9 - Tekstslide
Tissues in plants
Epidermis protects the inside
stoma makes it possible to let gas in and out
Slide 10 - Tekstslide
Annual rings
Trees only grow during spring and summer
Spring > Big layer (lots of growth)
Summer > Thin layer (little growth)
Ring spring + ring summer = 1 annual ring
Slide 11 - Tekstslide
Here the wood is old
Here the wood is young
Lots of growth happened
Little growth happened
Slide 12 - Sleepvraag
Organ
Group of tissues that together perform certain tasks/functions