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WorksheetsScience (invertebrates)
Total questions: 20
Worksheet time: 2hrs 40mins
Name
Class
Date
1.
Invertebrates mean ...............
a)
The animals that don't have internal bony skeleton.
b)
The animals that have internal bony skeleton.
c)
The animals that have internal and external skeleton.
2.
The examples of insects are........
a)
spider
b)
ants
c)
butterfly
d)
grasshopper
e)
jellyfish
3.
Which of these animals is invertebrate?
a)
tortoise
b)
crab
4.
Which groups of invertebrates exist?
a)
Arthropods, molluscs and worms
b)
Arachnics, worms, molluscs and echinoderms
c)
Sponges, insects, worms, molluscs and arthropods
d)
Arthropods, sponges, jellyfish, echinoderms, worms and molluscs
5.
A snail is a...
a)
Insect
b)
Worm
c)
Mollusc
d)
Arthropod
6.
The arthropods are
a)
Molluscs, anelids, worms, insects
b)
insects, arachnids, crustaceans, myriapods
c)
worms, arachnids, crustaceans, echinoderms
d)
echinoderms, spiders, crabs, insects
7.
A butterfly is a type of vertebrate.
a)
True
b)
False
8.
I have a soft-body, a hard shell, and live on land and water. What am I?
a)
Mollusk
b)
Arthropod
c)
Echinoderm
d)
Cnidarian
9.
Between 90-95% of all animals on earth can be classified as _____.
a)
invertebrates
b)
vertebrates
c)
reptiles
d)
mammals
10.
Why are sponges classified as animals
a)
they digest food
b)
they breathe through gills
c)
they use legs to move
d)
they have skeleton
11.
Snails, squids, octopuses, clams, oysters and scallops all belong to the same group called?
a)
vertebrates
b)
sea urchins
c)
arthropod
d)
mollusks
12.
A lobster is an invertebrate that lives on/in ____________.
a)
water
b)
land
c)
trees
13.
What am I?
a)
Mollusk
b)
Annelid
c)
Arthropod
d)
Cnidarian
14.
I have a round body divided into segments and my digestive tract has two openings.
a)
Echinoderm
b)
Cnidarian
c)
Annelid
d)
Mollusk
15.
I have spiny skin, water vascular system with tube feet, and a radial symmetry. I am a sea anemone.
a)
Arthropod
b)
Cnidarian
c)
Echinoderm
d)
Mollusk
16.
I have a digestive cavity with one opening, and have tentacles. I am a hydra.
a)
Echinoderm
b)
Cnidarian
c)
Arthropod
d)
Mollusk
17.
I have four pairs of legs and a body divided into two sections. I am an arachnid.
a)
Echinoderm
b)
Cnidarian
c)
Mollusk
d)
Arthropod
18.
I have three pairs of legs and a body divided into three sections. As a butterfly, I have wings.
a)
Echinoderm
b)
Annelid
c)
Arthropod
d)
Mollusk
19.
Choose the invertebrates animals
a)
b)
c)
d)
e)
20.
Which of these animals is not a crustacean?
a)
lobster
b)
crayfish
c)
crabs
d)
clam
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