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50 Cards in this Set
- Front
- Back
Arthropods are characterized by
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Hard Exoskeleton
Jointed Apendages Segmented Bodies Bialteral Symmetry |
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Insects have three body regions called
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Head
Thorax abdomen |
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the thorax has _ segments
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3
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Adult insects have one or two pairs of wings attached to the ______
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thorax
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all insects have ____compound eyes
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lateral
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_____legs are attached to the thorax
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6
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there are ______________described world species of insects
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1 million
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Insects may include _________
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grasshoppers, butterflies, beetles, ants and more
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Arachnids include
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spiders, scorpions, ticks mites and more
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there are_______described world species of Aracnids
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65,000
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Arachnids have two body regions called the
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cephalothorax
abdomen |
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all Arachnids have_ legs
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8
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arachnids have no_____________
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antennas
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chelicerae are
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modified appendages
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chelicerae are also called__________inspiders
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fangs
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arachnids have mouth parts called
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chelicerae
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crustaceans are categorized as
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subphylum
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there are ________ described world species
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44,000
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the classes of crustaceans include
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crabs, shrimps, lobsters, barnacles, isopods and more
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crustaceans have_ body regions
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2
|
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crustaceans have _ pairs of antennas
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2
|
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crustaceans have _ or more pairs of legs
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5
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crustaceans are primairly______ few
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aquatic
terrestrial |
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centipedes are classified as
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chilopods
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there are__________described world species of chilopods
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2800
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chilopods have a well-defined
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head
|
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the first pair of legs on a chilopods are modified for
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envenomation
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chilopods are___________from top to bottom
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flattened
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chilopods have _ pair of legs per segment
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1
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chilopods have one pair of
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antennae
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Millipedes are classified as
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diplopods
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there are _______________described world species of diplopods
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10000
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diplopods have _ pairs of legs per segments
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2
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the first _ segments
have_pair legs |
4
1 |
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diplopods have _ pair of antennae
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1
|
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diplopods have a well-defined________
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head
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diplopods are usually
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cylindrical
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all insects have a hard
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exoskeleton
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insects have _ jointed appendages
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6
|
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insects are the only arthropods that have the ability to_______
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fly
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______________is a change of body form
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metamorphosis
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insects have a variety of _____________ __________
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mouthparts
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all insects reproduce__________
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sexually
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fertilized eggs are laid on a ______________to feed the young when they hatch
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food source
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_____________is when an insect passes through 4 stages in its change
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complete metamorphosis
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the 4 steps of complete metamorphosis are1______________2_____________3_______________4
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1egg
2larva 3pupa 4adult |
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an example of an organsm that goes trough the stages of complete metamorphosis would be a
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butterfly
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_______________is when an inset passes through only 3 stages in its change
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incomplete metamorphosis
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the three stages of incomplete metamorphosis are
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1egg
2nymph 3adult |
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an example of an organism that goes through the stages of incomplete metamorphosis would be a
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grasshopper
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