Indiana Science Grade 6

Chapter 14: Invertebrate Animals

Invertebrate Animals

1.
About 97 percent of all animals are __________.
A)invertebrates
B)asymmetrical
C)carnivores
D)crustaceans
2.
Arthropods have __________.
A)segmented bodies
B)sucking disks
C)jointed appendages
D)eight body regions
3.
Flatworms that live in or on their hosts are called __________.
A)echinoderms
B)polyps
C)parasites
D)cephalopods
4.
A mussel is a __________.
A)mollusk
B)millipede
C)sponge
D)cnidarian
5.
How does a tapeworm grow?
A)by asexual reproduction
B)by adding sections behind its head
C)by converting energy from the Sun into food
D)by budding
6.
Which of these animals has radial symmetry?
A)a sponge
B)a leopard
C)a beetle
D)a jellyfish
7.
The body shape of a jellyfish is called __________.
A)an exoskeleton
B)a hermaphrodite
C)asymmetrical
D)a medusa
8.
Which of these is a cnidarian?
A)hydra
B)conch
C)lobster
D)slug
9.
Which of these is NOT a group of mollusks?
A)cephalopods
B)centipedes
C)gastropods
D)bivalves
10.
Which animal attaches itself to another animal and removes blood?
A)coral
B)leech
C)sea anemone
D)scorpion
11.
Which of these describes how a sponge eats?
A)They are scavengers.
B)They are perennial.
C)They are filter feeders.
D)They are prokaryotic.
12.
Young insects' bodies change to adult bodies after they go through __________.
A)regeneration
B)meiosis
C)metamorphosis
D)chemosynthesis
13.
Which of these is true of animals?
A)Most animals make the energy they need through photosynthesis.
B)All animals are carnivores.
C)No animals are omnivores.
D)Some animals are herbivores.
14.
Which of these is true of echinoderms?
A)They have shells.
B)They have smooth skin.
C)They have heads.
D)They have radial symmetry.
15.
Segmented worms are __________.
A)arthropods
B)vertebrates
C)echinoderms
D)annelids
16.
Which of these protects a sponge's body?
A)appendages
B)skin
C)cartilage
D)spicules
17.
Which of these is true?
A)All cephalopods have shells.
B)A slug is a cephalopod.
C)Cephalopods are sessile.
D)Cephalopods have closed circulatory systems.
18.
Which of these are NOT invertebrates?
A)echinoderms
B)annelids
C)flatworms
D)monotremes
19.
Which of these is NOT true of roundworms?
A)Some roundworms are predators.
B)Some roundworms are bivalves.
C)Some roundworms are parasites.
D)Some roundworms are decomposers.
20.
Which of these is true of animals?
A)Most animal cells do not have a nucleus.
B)A few animals can make their own food.
C)Most animals are capable of digesting their food in large chunks.
D)Animals are many-celled organisms.
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