3.4 worms

• Biologie
• Middelbare school
• vwo
• Leerjaar 1

Welcome everyone!

Today:

Repeating paragraph 3.3

Discussing worms (paragraph 3.4, page 63)

Making exercises 

Animals with exoskeleton

Animals with endoskeleton

What skeleton do cnidarians have?

Animals with radial symmetry

Animals with bilateral symmetry

What are we going to learn today?

Today we will be learning:

What characteristics worms have. 

What kind of worms there are.

How worms feed themselves. 

Body plan

Hydrostatic skeleton

Bilateral symmetry 

''Basic'' organ systems

Segmented worm 

Roundworm

Flatworms

Get to work!

The homework for next lesson are the exercises of paragraph 3.4, starting on page 58. You don't need to make question 23, but can make a schematic drawing of a worm when you are finished with the rest.