Insects Flashcards
How much of the Animal Kingdom is made up of insects?
three-fourths
How many parts make up an insect’s body?
three
What are the insect’s body parts called?
head, abdomen and thorax
An insect’s body is divided into….
Rings
How does an insect breathe air?
through breathing holes along the sides of its body called “spiracles”
Name four facts about insects.
- Body is made of rings (Spiracles)
- Body is divided into three parts (head, thorax & abdomen)
- Six Legs
- Two or four wings
Living things are classified into these groups:
Kingdom, Phylum, Class, Order, Family, Genus, Species
Insects are in the Phylum….
Arthropod
Three characteristics of arthropods
Jointed legs, exoskeleton and segmented body
What does “Arthropod” mean?
“Jointed Legs”
How can we tell arthropods apart?
We tell them apart based on how many legs they have.
How many legs does each class of arthropod have?
- Insects: 6
- Arachnids: 8
- Crustaceans: 10
- Centipedes / Millipedes: A lot!
How many insects do scientists guess there are?
30 million
Insects are separated into groups based on characteristics. What are these groups called?
Orders
Insect orders are defined by the shape of….
their body parts.