Test 3 (2.1 - 2.6) Flashcards

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1
Q

The scientific name of an animal uses both genus and this

A

species

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2
Q

About what percentage of all arthropods belong to the class of insects

A

90%

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3
Q

The stages of incomplete metamorphosis

A

egg, nymph, and adult

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4
Q

All insects have this many distinct body regions

A

3

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5
Q

An insect resting in a chrysalis or cocoon is known as being in what stage?

A

pupa

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6
Q

The tubelike structures with which spiders squirt out long, thin streams of liquid silk

A

spinnerets

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7
Q

All insects have how many pairs of jointed legs

A

3

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8
Q

What helps and insect to feel, hear, and taste

A

antennae

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9
Q

An invertebrate that has an external skeleton, a segmented body, and jointed appendages

A

arthropod

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10
Q

The process of arranging animals or other things into groups according to their similarities

A

classification

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11
Q

The tough material from which the external skeleton is made

A

chitin

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12
Q

Scientists who study insects

A

entomologists

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13
Q

Most insects undergo this transformation in appearance

A

metamorphosis

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14
Q

The tiny hairs on a spider’s body that are very sensitive to vibrations

A

setae

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15
Q

The process in which an insect sheds its external skeleton

A

molting

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16
Q

An animal that is active at night is called what?

A

Nocturnal

17
Q

a useful arachnid with one body section; eight long, scrawny legs; and an appetite for plant lice and other insect pests

A

harvestman or daddy longlegs

18
Q

a parasite that may cause mange in animals or scabies in humans

A

mite

19
Q

an arachnid that has a long tail with a poisonous, needlelike point on the end

A

scorpion

20
Q

Spider have how many legs

A

8

21
Q

The very poisonous spider with a dark violin-shaped mark on its body

A

brown recluse

22
Q

What are a spiders two distinct body regions

A

abdomen and cephalothorax

23
Q

The spider that is the largest in the world

A

tarantula

24
Q

Spiders breathe using

A

book lungs

25
Q

The spider that spends its entire life underwater

A

water spider

26
Q

Many young spiders leave the nest by sailing away on silk strands - this is called

A

ballooning

27
Q

The spider that sometimes digs a hole in the ground, lines it with silk, and builds a silks trap door

A

trap-door spider

28
Q

The spider that weaves a sheet web on a small portion of ground

A

platform spider

29
Q

The spider that makes a net small enough to hold between its legs

A

ogre-faced spider

30
Q

Using complete sentences, explain why Greek and Latin are used for the scientific names of animals

A

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.

31
Q

Be able to identify the following

A

bettle, true bug, social insect, butterfly, moth, dragonfly, fly