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Vocabulary
Animals without Backbones
Animals with Backbones
Systems in Animals
Animal Life Cycles
100
What are cold-blooded vertebrates that live on land?
Reptiles
100
What are animals without a backbone?
Invertebrates
100
What are animals with a backbone?
Vertebrates
100
What body system moves a body's bones?
Muscular system
100
What is an organism's birth, growth, reproduction, and death?
Life cycle
200
What is a warm-blooded vertebrate with fur or hair?
Mammal
200
What is an internal supporting structure?
Endoskeleton
200
Animals, such as snakes, that warm their bodies in the sun are ______________________.
Cold-blooded
200
What is a skeletal system made up of?
Bones
200
A ____________________ is how long an organism is expected to live.
Life span
300
What are cold-blooded vertebrates that spend part of their lives in water and part on land?
Amphibians
300
Clams and oysters are types of _________________.
Mollusks
300

Which is an example of a vertebrate?

A. cnidarian

B. mollusk

C. sponge

D. amphibian

D. amphibian
300
What system is made up of the brain, spinal cord, nerves, and sense organs?
Nervous system
300
This life process has several separate growth stages.
Metamorphosis
400

What is an exact copy of its parent?

Clone
400

Which is an example of a cnidarian?

A. nematode

B. Earthworm

C. Praying mantis

D. Jellyfish

D. Jellyfish
400
What type of fish is a shark?
Cartilaginous
400
Which system helps put oxygen in blood cells and remove waste gases?
Respiratory System
400
List the stages of a butterfly's life in the correct sequence.
egg, larva, pupa, adult
500
What invertebrate has spiny skin and an internal support structure?
Echinoderm
500
What is the simplest kind of invertebrate that does not have symmetry?
Sponge
500
Which animals are warm-blooded and have hollow bones?
Birds
500
What system moves blood through the body?
Circulatory system
500
What animal reproduces through regeneration?
Sea star