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Animal Characteristics

Mini Glossary
Invertebrates
Animal Classification
Symmetry
100
Unlike plants, animals cannot make their own _________ .
What is food?
100
Animals that do not have a backbone.
What are invertebrates?
100
Most sponges live here.
What is the ocean?
100
Scientists separate animals into these two groups.
What are vertebrates and invertebrates?
100
Lobsters have this type of symmetry.
What is bilateral?
200
Animals ___________ their food.
What is digest?
200
Animals that have a backbone.
What are vertebrates?
200
This invertebrate animal has over 15,000 species.
What are sponges?
200
This proportion of animals are vertebrates.
What is 3%
200
Sea anemones have this type of symmetry.
What is radial?
300
Most animals can move from place to __________.
What is place?
300
The way parts of an object are arranged.
What is symmetry?
300
The inner part of a sponge's body is lined with __________.
What are collar cells?
300
This proportion of animals are invertebrates.
What is 97%
300
Sponges have this type of symmetry.
What is asymmetric?
400
A cell that contains a nucleus and organelles surrounded by membranes is called a ________________.
What is a eukaryotic cell?
400
This type of symmetry occurs when you can draw a line down the center of an animal's body to divide it into two similar parts.
What is bilateral symmetry?
400
Jellyfish, sea anemones, hydra, and coral are all part of this invertebrate group.
What are cnidarians?
400
Invertebrates are divided into this many groups.
What is 8?
400
Humans have this type of symmetry.
What is bilateral symmetry?
500
Most animal cells have a ______________ and ____________.
What is a nucleus and organelles?
500
A sea anemone has this type of symmetry.
What is radial symmetry?
500
These invertebrates add nutrients to the soil and loosen it.
What are earthworms?
500
These hard body coverings protect anthropods.
What are exoskeletons?
500
This type of symmetry is shared by jellyfish and sea urchins.
What is radial symmetry?