YR1-B2-LSN1

• Biologie
• Middelbare school
• havo, vwo
• Leerjaar 1

HAVE READY:

• The tables in straight rows & your backs to me.
• All programs closed on your Mac except Google Chrome with only lessonup (check code). No other tabs or desktops active.
• Maximum brightness (F2) and Maximum sound (F12)
• Check force quit under the 🍏 logo (top left). (Only Chrome and Finder.)

CHOOSE YOUR CLASS:

• Type your name as username.
• Work hard, you only have 30 minutes from the moment you log in.

T1A

T1C

T1F

HAVE READY:

• Tables back how they should be.
• A new folder in your drive (bio- booklet 2)
• Your new notes ready (check classroom)
• Download your new booklet.

Map

SKELETONS

FUNCTIONS OF THE SKELETON:

• SUPPORT
• MOVEMENT
• PROTECTION
• BLOOD CELL PRODUCTION

I-Books p. 2-3

SUPPORT

• WE CAN'T STAND UP STRAIGHT OR EVEN LIFT OUR HEAD WITHOUT OUR BONES.
• WITHOUT THEM WE WOULD BE A PUDDING. 

I-Books p. 2-3

MOVEMENT

• BECAUSE OUR MUSCLES PULL ON BONES AND THE BONES THEN MOVE.
• OUR MUSCLES ARE ATTACHED TO THE BONES WITH TENDONS.

I-Books p. 2-3

PROTECTION

• IMPORTANT ORGANS ARE PROTECTED BY BONES.
• LIKE YOUR LUNGS, HEART AND BRAIN 

I-Books p. 2-3

MAKE BLOOD

• THE BONE MARROW OF LARGER BONES CAN PRODUCE BLOOD CELLS.
• PLATELETS, RED AND WHITE BLOOD CELLS

I-Books p. 2-3

TYPES OF SKELETONS:

• EXOSKELETON
• ENDOSKELETON
• LIQUID SKELETON

• METAMORPHOSIS

I-Books p. 4-5

ENDOSKELETON

• THE BONES ARE INSIDE THE BODY.
• OFTEN MADE OF CALCIUM AND COLLAGEN.

I-Books p. 4-5

Worksheet!

• Macooks closed.
• Complete the worksheet in your groups.
• 10 minutes!

Answers!

- a. lion - 11                                      - h. bat - 5

- b. whale - 4                                  - i. turtle - not there

- c. frog - 10                                    - j. crocodile - 12

- d. salamander - 8                     - k. dolphin - 3

- e. penguin - 9                            - l. rabbit - 7

- f. snake - 1                                  - m. ostrich - 6

- g. fish - 2                                    - no name - 13 - cow

CLASSIFICATION

MAMMALS: 3, 4, 5, 7, 11 & 13

FISH: 2

REPTILES: 1, 12 & TURTLE

AMPHIBIANS: 8 & 10

BIRDS: 6 & 9

EXOSKELETON

• THE BONES ARE OUTSIDE THE BODY.
• THESE ANIMALS OFTEN NEED TO MOULT TO GROW.
• THEY OFTEN ALSO DO METAMORPHOSIS.

I-Books p. 4-5

LIQUID SKELETON

• THERE ARE NO BONES.
• THERE ARE TUBES FULL OF LIQUID.
• THESE ARE USUALLY WATER ANIMALS.
• WORMS HAVE THIS TYPE OF SKELETON.

I-Books p. 4-5

HW FOR LESSON 2:

• DO ONE OF THE THREE WORKSHEETS ON CLASSROOM
• START A NEW MINDMUP AND PLACE THIS IN YOUR NEW DRIVE FOLDER.
• TAKE A SCREENSHOT OF YOUR HW, NOTES AND MINDMUP AND UPLOAD THIS TO CLASSROOM PLEASE.
• HAVE FUN ON CAMP!!

I-Books p. 2-5

What is the main function of your femur?

1. protection
2. shape
3. support
4. blood cell production

Which type of skeleton do we have?

1. endoskeleton
2. exoskeleton
3. liquid skeleton

Which type of skeleton does a crab have?

1. endoskeleton
2. exoskeleton
3. liquid skeleton

Which type of skeleton does a jellyfish have?

1. endoskeleton
2. exoskeleton
3. liquid skeleton

What is the main function of your skull?

1. protection
2. movement
3. support
4. blood cell production

What types of skeleton mostly do metamorphosis?

1. exoskeleton
2. endoskeleton
3. liquid skeleton

What are bones not made of?

1. collagen
2. phosphorus
3. calcium
4. sulfur

What type of skeleton do Octopi have?

1. endoskeleton
2. exoskeleton
3. liquid skeleton

What type of skeleton do scorpions have?

1. endoskeleton
2. exoskeleton
3. liquid skeleton

What type of skeleton do snakes have?

1. endoskeleton
2. exoskeleton
3. liquid skeleton

What type of skeleton do we have?

1. endoskeleton
2. exoskeleton
3. liquid skeleton