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6 Science Test 3A
| Question | Answer |
|---|---|
| classification | The process of grouping things based on their similarities. |
| scientific name | The name given to each species, consisting of its genus and its species label |
| vertebrate | an animal with a backbone |
| invertebrate | an animal without a backbone |
| arthropods | invertebrates that have external skeletons, joint appendages, and segmented bodies |
| exoskeleton | A outer body covering, typically made of protein andchitin, that provides support and protection |
| chitin | a tough material that helps make up an arthropod's external skeleton |
| antennae | a part of an insect that helps it feel, hear, and taste |
| spiracles | breathing tubes of insects located on abdomen |
| metamorphosis | change of form |
| complete metamorphosis | Insect development consisting of four stages: egg, larva, pupa, and adult |
| incomplete metamorphosis | Insect development consisting of three stages: egg, nymph, and adult |
| molt | Process of shedding exoskeleton while new one grows beneath old on |
| entomologist | a scientist who studies insects |
| nocturnal | active at night |
| arachnids | spiders, harvestmen, scorpions, ticks and mites |
| cephalothorax | The body region of a spider composed of the head and thorax fused together |
| setae | sensitive hairs found on a spider's body that give the spider its sense of touch |
| book lung | the breathing organ of a spider made up of several thin sheets of tissue filled with blood vessels |
| ballooning | the method by which young spiders sail through the air on silk strands that carry them from their place of birth to new homes |
| spinnerets | tubelike structures in a spider's abdomen that the spider uses to make silk threads |
| jumping spider | spider with excellent eyesight ; pounces on insects |
| Goliath birdeater | the largest tarantula |
| water spider | a spider that lives its entire life underwater in its specially built house |
| scorpion | arachnid with a long tail that has a poisonous needlelike point |
| brown recluse | a spider that is poisonous to humans and is recognizable by its dark violin-shaped mark on top of its body and its six eyes grouped in three pairs |
| house spider | a spider that weaves cobwebs in the corners of a house and destroys tiny household pests |
| trap-door spider | a spider that digs a hole in the ground, covers it with a trap door; and preys on insects that walk by |
| spitting spider | a spider that spits out a pair of strong sticky threads to catch an insect |
| harvestman | an arachnid with eight long, scrawny legs and a round body made of only one body section; sometimes called daddy longlegs |
| mites | the smallest arachnids; some can be seen only with a microscope |
| funnel weaver spider | a spider that shapes its web like a funnel with the broad opening facing upward and the narrow opening pointing toward the ground |
| platform spider | a spider that blankets a small section of ground with a sheet web |
| tarantulas | the largest spiders in the world |
| fishing spider | a spider that can easily move across the surface of the water to catch insects and small frogs |
| tick | an arachnid that feeds on the blood of living creatures |
| ogre-faced spider | spider that makes a tiny silk net to catch insects |
| black widow | a spider that is poisonous to humans and is recognizable by a red, orange, or yellow hourglass on its abdomen |
| homoptera | (same wings) aphids, treehoppers, leaf hoppers |
| orthoptera | (straight wings) grasshoppers, katydids, crickets, cockroaches |
| diptera | (two wings) flies, gnats, mosquitoes |
| hemiptera | (half wings) bedbugs, squash bugs, stinkbugs, water striders |
| lepidoptera | (scaled wings) butterflies, moths |
| odonata | (toothed wings) dragonflies, damselflies |
| hymenoptera | (membrane wings) bees, wasps, ants |
| coleoptera | (sheath wings) all beetles |
| two kingdoms of Linnaeus' system | animal and plant |
| three body regions of an insect | head, thorax and abdomen |
| number of legs of an insect | 6 |
| How many pairs of wings does an insect have? | 1 or more pairs of wings |
| two body regions of a spider | abdomen and cephalothorax |
| number of legs a spider has | 8 |
Created by:
Mrs_CC
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