Test 3 (2.1 - 2.6) Flashcards
The scientific name of an animal uses both genus and this
species
About what percentage of all arthropods belong to the class of insects
90%
The stages of incomplete metamorphosis
egg, nymph, and adult
All insects have this many distinct body regions
3
An insect resting in a chrysalis or cocoon is known as being in what stage?
pupa
The tubelike structures with which spiders squirt out long, thin streams of liquid silk
spinnerets
All insects have how many pairs of jointed legs
3
What helps and insect to feel, hear, and taste
antennae
An invertebrate that has an external skeleton, a segmented body, and jointed appendages
arthropod
The process of arranging animals or other things into groups according to their similarities
classification
The tough material from which the external skeleton is made
chitin
Scientists who study insects
entomologists
Most insects undergo this transformation in appearance
metamorphosis
The tiny hairs on a spider’s body that are very sensitive to vibrations
setae
The process in which an insect sheds its external skeleton
molting
An animal that is active at night is called what?
Nocturnal
a useful arachnid with one body section; eight long, scrawny legs; and an appetite for plant lice and other insect pests
harvestman or daddy longlegs
a parasite that may cause mange in animals or scabies in humans
mite
an arachnid that has a long tail with a poisonous, needlelike point on the end
scorpion
Spider have how many legs
8
The very poisonous spider with a dark violin-shaped mark on its body
brown recluse
What are a spiders two distinct body regions
abdomen and cephalothorax
The spider that is the largest in the world
tarantula
Spiders breathe using
book lungs
The spider that spends its entire life underwater
water spider
Many young spiders leave the nest by sailing away on silk strands - this is called
ballooning
The spider that sometimes digs a hole in the ground, lines it with silk, and builds a silks trap door
trap-door spider
The spider that weaves a sheet web on a small portion of ground
platform spider
The spider that makes a net small enough to hold between its legs
ogre-faced spider
Using complete sentences, explain why Greek and Latin are used for the scientific names of animals
When animals were classified, educated people in the Western world were familiar with Latin and Greek. Latin and Greek terms were used by scientists so that scientists of all countries would understand what animal was being referred to.
Be able to identify the following
bettle, true bug, social insect, butterfly, moth, dragonfly, fly
