3.4 Worms

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

What have we discussed last lesson?

How do we call animals without an endo- or exoskeleton?

INVERTEBRATES

ARTHROPODS

VERTEBRATES

Sponges

Molluscs

Worms

Reptiles

Mammals

Cnidarians

Crustaceans

Arachnids

Insects

Myriapods

Echinoderms

Fish

Birds

Amphibians

What is meant by the term 'fragmentation'?

What type of symmetry is this? 

RADIAL SYMMETRY / BILATERAL SYMMETRY / NO SYMMETRY

An animal that eats other animals is called a ...

A special relationship between two organisms of different species is called ...

Which of the following statements about SPONGES is NOT correct?

1. Sponges are attached to rocks or corals
2. Some sponges feel like rubber
3. Sponges eat by filtering water
4. Sponges can only reproduce asexually

Which of the following statements about CNIDARIA is NOT correct?

1. Cnidaria are always attached to rocks or corals
2. Many cnidaria are predators that eat prey
3. Cnidaria have tentacles with stinging structures
4. Anemones are examples of cnidaria

The organism on the picture is a(n) ...

1. sponge
2. polyp
3. cnidarian
4. anemone

The organism on the picture is a(n) ...

1. sponge
2. polyp
3. cnidarian
4. anemone

The organism on the picture is a(n) ...

1. sponge
2. polyp
3. cnidarian
4. anemone

The organism on the picture is a(n) ...

1. sponge
2. polyp
3. cnidarian
4. anemone

What do you think about when you hear the word 'parasite'?

WORK ON THE LEARNING GOALS FOR 3.4 'WORMS'

Make a SIF & PIF

Make flashcards

Make a mindmap 

Make a summary

Make a quiz to test yourself