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Study
Social science 3 Unit 4 review
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Which classification of animals have the biggest group on Earth?
Invertebrates
Vertebrates
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A toad is a...
fish
amphibian
reptile
insect
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Lobsters have .... legs.
12
20
8
10
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We can classify animals into ...
vertebrates and invertebrates.
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Some reptiles have a ....
feathers
fur
exoskeleton
scales
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Insects have .....legs
8
4
6
2
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What is this pupa called in butterflies?
A chrysalis
A larvae
An exoskeleton
A bag
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Snails and mussels have a ....
shield
skeleton
shell
soft body
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Vertebrates have a ....
backbone
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Some invertebrates have a
shell
fur
scales
feathers
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Crabs and lobsters have a _______ exoskeleton.
thin
thick
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Which vertebrates lay eggs?
Fish, birds, reptiles and amphibians.
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Insects, spiders and millipedes have a _______ exoskeleton.
thick
thin
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Some invertebrates have an
scales
skeleton
exoskeleton
fur
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Which vertebrates are born live?
Mammals
Reptiles
Fish
Amphibians
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A chameleon is a
reptile
mammal
fish
amphibian
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Some invertebrates have a
fur
scales
feathers
soft body
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Invertebrates don't have a ....
backbone.
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millipedes have ..... of legs
thousands
hundreds
millions
billions
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We can classify vertebrates into ____ smaller groups.
4
6
5
3
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Which vertebrates breathe through their lungs and have moist skin?
Amphibians
Reptiles
Mammals
Fish
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Some reptiles have a ....
moist skin
fur
shell
exoskeleton
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Worms have a .......
rough skin
scale
soft body
shell
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Spiders have ...... legs
5
8
10
6
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The transformation (changing) into an adult insect is called __________
antennae
symmetrical
metamorphosis
photosynthesis
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Fish have _____ to breathe.
gills
lungs
fins
scales
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Okay!
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