Chapters 4-6 Flashcards Preview

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Flashcards in Chapters 4-6 Deck (75)
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1

What are animals without backbones called?

Invertebrates

2

What are invertebrates?

animals without backbones

3

In what five ways are invertebrates alike?

1. They have no backbone.
2. They usually have weak muscles.
3. They usually are small animals with soft bodies.
4. If they do have skeletons, the skeletons are on the outside of their bodies for strength and protection.
5. They are cold-blooded.

4

Where are the skeletons of an invertebrate, if they have one?

the outside of their body

5

Are invertebrates warm-blooded or cold-blooded?

cold-blooded

6

What happens to an invertebrate if the temperature becomes too hot or too cold?

it dies

7

Do invertebrate move fast or slow on cold days?

slow

8

Do invertebrates move fast or slow on hot days?

fast

9

What do invertebrates feel with?

little hairs on their legs or feet

10

What are the sharp little projections on the side of an earthworm called?

setae

11

What are the arm on an octopus called?

tentacles

12

What does camouflage mean?

to change colors to match surroundings

13

What is the special tube that an octopus squeezes water through?

siphon

14

How many arms does an octopus have?

8

15

What are the special feet that starfish walk on called?

tube feet

16

Why do fisherman dislike starfish?

starfish eat clams and oysters

17

What happens if a starfish loses an arm?

it grows back

18

Which part of the insect contains its brain, antennae, eyes, and mouth parts?

head

19

Which part of the insect is the "motor room"

thorax

20

Which part of the insect contains the heart and stomach?

abdomen

21

What are the tiny holes along the side of an insects abdomen called?

spiracles

22

What are the four stages of complete metamorphosis for an insect?

1. egg
2. larva
3. pupa
4. adult

23

What does the insect use its spiracles for?

breath

24

What is a compound eye?

thousands of eyes fitted closely together to make one eye.

25

What is another name for an insect's feelers?

antennae

26

What are the insect's main sense organ?

antennae

27

How do insects taste food?

with their feet

28

Can all insects hear?

no

29

Name several helpful insects

bees, ladybugs, praying mantis

30

How are bees helpful?

they pollinate fruit trees and flowers