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Vocabulary
What is an Animal?
Invertebrates
Vertebrates
The Animal Kingdom
100
an internal support structure made up of the skull, backbone, and limb bones in a vertebrate
What is endoskeleton?
100
all animals are this because they are made up of more than one type of cell
What is multicellular?
100
a lobster is able to move because groups of contracting and relaxing muscle cells are attached to its
What is exoskeleton?
100
how most vertebrates reproduce
What is sexually?
100
this makes a lancelet a unique kind of vertebrate
What is they never develop a backbone?
200
a group of organs that perform a specific function
What is an organ system?
200
the two classes that all animals can be divided into
What are vertebrates and invertebrates?
200
a system in which blood moves through open spaces
What is an open circulatory system?
200
a digestive organ that absorbs nutrients
What is the small intestine?
200
in this type of reproduction, they offspring are genetically different from the parent
What is sexual reproduction?
300
all animals are this because they feed on other organisms to get energy
What are consumers?
300
the largest group animals that have been named by scientists
What are arthropods?
300
how a hydra reproduces
What is budding?
300
a system in which blood is circulated through a closed network of vessels
What is a closed circulatory system?
300
in vertebrates, this organ pumps the blood
What is the heart?
400
a network of tubes that performs respiration in insects
What is tracheae?
400
a body cavity that surrounds and protects the internal organs
What is a coelom?
400
Name the 2 radially symmetrical body plans of cnidarians
What are medusa and polyp?
400
besides helping some birds fly, feathers also help....
What is maintain body temperature?
400
the three stages of incomplete metamorphosis in order
What are egg, nymph, and adult?
500
a part of a larger structure that is set off by boundaries
What is a segment?
500
flexible and strong connective tissue
What is cartilage?
500
a sponge's body is supported by
What is a jelly-like material and tiny, glassy structures?
500
When sound reaches the ear, it triggers an impulse through this kind of nerve.
What are sensory nerves?
500
the four stages of complete metamorphosis in order
What are egg, larva, pupa, and adult?