Invertebrates 4º-Doly

What animal is invertebrate?

• Octopus

• Rabbit

• Whale

• Eagle

Invertabrates animals...

• have a backbone.

• don´t have a backbone.

What is the largest group of animals on Earth?

• Mammals.

• Birds.

• Invertabrates.

• Fish.

Invertebrates can have...

• a backbone.

• a shell

• a soft body.

• an exoskeleton.

• a shell, an exoskeleton or a soft body.

What are the main invertebrate groups?

• Fish and birds.

• Arthropods and molluscs.

• Reptiles and amphibians.

• Crustaceous and bivalves.

Which one is the biggest group of invertebrates?

• Molluscs.

• Gastropods.

• Arthropods.

• Reptiles.

Insects have...

• a body with two sections: head and abdomen.

• a body with lots of segments.

• a body with three sections: head, thorax and abdomen.

• eight legs and two claws.

Arachnids have...

• eight legs and two eyes.

• eight legs and most have eight eyes.

• six legs and two eyes.

• six legs and most have eight eyes.

What type of arthropod is a crab?

• It's a crustacean.

• It's an insect.

• It´s a myriapod.

• It's an arachnid.

How many antennae have a myriapod?

• Four.

• Six.

• Two.

• Eight.