Animal Kingdom
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What do animals feed on?
Plants
What depend on other living things in the environment for food?
Animals
They have ___________ that allow them to eat particular kinds of food.
adaptations
They usually move to meet their basic _____, _______, and _________.
needs; survive; reproduce
What moves freely from place to place throughout their lives?
Animals
They cannot directly use the ________, ____, and _____________ in food.
proteins; fats; carbohydrates
What are multicellular living things?
Animals
Different cells carry out different functions such as _________ of food, ____________, and ___________ of wastes.
digestion; reproductions; elimination
Each of their cells has a nucleus and organelles. What are their cells?
Eukaryotic
How many scientists have identified and named?
One million species
How many groups did the scientists classify?
35
What is the 35 major groups called?
Phyla
What is an animal with a backbone?
Vertebrate
What is an animal without a backbone?
Invertebrate
How much are all the animal species that are invertebrates?
97%
The body of an animal usually follows a certain symmetry. Some animals have ______ ________–body parts are arranged in a circle around a central point–the way spokes are arranged around the hub on a bicycle wheel.
radial symmetry
What are the animals with this body plan?
Starfishes, jellyfishes, and sand dollars
The bodies of most animals are characterized by _________ ________. This means that their body parts are arranged in the same way on both sides.
bilateral symmetry
Where did the term bilateral derive from?
It’s from the Latin word for “two sides.”
What can be divided into right and left halves?
The body of a bilateral animal
An animal body that follows bilateral symmetry has a definite front, or ________ ___, and a definite back or _________ ___. The upperside of an animal is its ______ ____; the lower side is its _______ ____.
anterior end; posterior end; dorsal side; ventral side