Definitions/Terms 1
Definitions/Terms 2
Definitions/Terms 3
Definitions/Terms 4
100

An animal without a backbone.

What is an invertebrate?

100

Changing color to match the surroundings.

What is camouflage?

100

Arms on an octopus.

What are tentacles?

100

A young spider.

What is a spiderling?

200

An exoskeleton.

What is an invertebrate's outside skeleton called?

200

The biggest group of invertebrates.

What are insects?

200

Four stages of an insect's metamorphosis.

What are egg, larva, pupa, and adult?

200

Spiders belong to this group.

What is arachnid?

300

The projections which help earthworms hold to the walls of their tunnels.

What is setae?

300

The three main body parts of an insect.

What are head, abdomen, and thorax.

300

Starfish walk on _____________.

What are tube feet?

300

When the wind catches the silk thread of a spider.

What is ballooning?

400

An invertebrate with eight arms.

What is an octopus?

400

Breathing holes.

What are spiracles?

400

An eye made up of numerous lenses which work together as one eye.

What is a compound eye?

400

The itsy bitsy spider.

Went up the water spout.

500

Hairs on an invertebrate's feet or legs do this.

How do invertebrates feel?

500

Tiny insects that beat their wings 300 times per second so you can hear them.

What is a mosquito?

500

A harmless animal that looks like a harmful one.

What is mimicry?