Download Chapter 6 Resource: Invertebrate Animals

Name
Date
Directed Reading for
Content Mastery
Section 3
■
Section 4
■
Class
Mollusks and
Segmented Worms
Arthropods and
Echinoderms
Meeting Individual Needs
Directions: Draw a line from the picture to its animal group. There are two pictures for each group.
mollusk
Copyright © Glencoe/McGraw-Hill, a division of the McGraw-Hill Companies, Inc.
segmented worm
arthropod
echinoderm
Invertebrate Animals
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Name
4
Date
Reinforcement
Class
Arthropods and
Echinoderms
Directions: Answer the following questions on the lines provided.
1. Arthropods have appendages instead of setae. What different kinds of appendages do they have?
2. What is the main difference between centipedes and millipedes?
3. What is attached to an insect’s thorax?
5. What are the four stages of complete metamorphosis?
6. If spiders cannot chew, how can they eat?
7. Why is a large heavy exoskeleton less limiting for arthropods that live in water?
8. Describe how a sea star feeds on a clam.
9. How do the tube feet of an echinoderm help the animal?
10. What happens if a sea star loses an arm?
11. Why are echinoderms important to the marine environment?
12. What functions do tube feet serve in an echinoderm such as a sea star?
30 Invertebrate Animals
Copyright © Glencoe/McGraw-Hill, a division of the McGraw-Hill Companies, Inc.
Meeting Individual Needs
4. In insects, what does the blood transport? What is not transported by the blood?
Name
Date
Class
Invertebrate Animals
Chapter
Review
Part A. Vocabulary Review
Directions: Use the clues below to complete the crossword puzzle.
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Assessment
Copyright © Glencoe/McGraw-Hill, a division of the McGraw-Hill Companies, Inc.
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Across
18
1. thin layer of tissue that
secretes a mollusk’s shell
3. an animal with a backbone
5. spiny-skinned invertebrate that lives on
the ocean bottom
7. circulatory system in which blood is not
in vessels but surrounds organs
10. bell-shaped body plan, like that of a jellyfish
12. joint-footed animal
14. organs that exchange oxygen and carbon
dioxide with water
15. tongue-like organ in mollusks that works
like a file
16. remaining attached to one place
17. type of symmetry in which body parts are
mirror images of each other
18. describing an organism that does not
depend on another for food or a place to live
Down
1. change in body form some animals go
through as they mature
2. an animal without a backbone
4. structures, like legs or antennae, that grow
out from a body
6. hollow-bodied animal that has stinging cells
8. type of symmetry in which body parts are
arranged in a circle around a central point
9. protective outer covering on arthropods
10. soft-bodied invertebrate usually with a shell
11. circulatory system in which blood is
contained in vessels
13. vase-shaped body plan, like that
of a hydra
Invertebrate Animals
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