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Biology 101 > Bio Lec LT October 27 chp 9-18 > Flashcards

Bio Lec LT October 27 chp 9-18 Flashcards

1
Q

Formal system for naming and classifying species, Science of classifying organisms based on similarity, biogeography, etc.

A

Taxonomy (Systematics)

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2
Q

Grouping organisms that resemble ancestors

A

Evolutionary Systematics

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3
Q

Used mathematical models to group organisms

according to overall similarities

A

Numerical Taxonomy

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4
Q

Use “outgroups”, differences between taxa to make a

subset called a clade (Greek - branch), most commonly used, measures variety of characteristics.

A

Phylogenetic Systematics (cladistics)

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5
Q

Greek philosopher _____ first classified organisms (350 BC)

A

Aristotle

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6
Q

Designed the current system of classification (1750), Swedish botanist

A

Carolus Linnaeus

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7
Q

Groups of animals that share a

particular set of characteristics

A

Taxa (sing. taxon)

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8
Q

New level

A

Domain

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9
Q

Where are animals placed

A

Kingdom Animalia, or Domain Eukarya

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10
Q

Assignment of a distinctive name to each species

A

Nomenclature

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11
Q

First word, second word

A

Genus, species

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12
Q

Three names

A

Trinomials

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13
Q

Two names

A

Binomials

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14
Q

It is a reproductive community of populations (reproductively isolated from others) that occupies a specific niche in nature.

A

Species

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15
Q

Criteria for species

A

Common descent, smallest distinct groupings, reproductive community

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16
Q

Species with very large geographic ranges or worldwide distributions

A

Cosmopolitan

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17
Q

Species with very restricted geographic distribution

A

Endemic

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18
Q

Diagram illustrating hierarchy of clades (groups

of animals with common ancestry), not strictly equivalent to a phylogenetic tree

A

Cladogram

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19
Q

Examines shapes, sizes and development of

organisms

A

Comparative Morphology

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20
Q

Analyzes sequences of amino acids in proteins

and nucleotides sequences in nucleic acids

A

Comparative Biochemistry

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21
Q

Examines variation in number, shape and size of chromosomes

A

Comparative Cytology

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22
Q

Extending beyond the cell

A

Axoneme

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23
Q

They are an extremely diverse assortment of unicellular eukaryotes

A

Protozoans

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24
Q

Lack a cell wall

A

Protozoa

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25
Q

Contain chloroplasts.

A

Autotrophs

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26
Q

Absorb organic molecules or ingest larger food particles. (Phagocytosis)

A

Heterotrophs

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27
Q

Combine photosynthesis and heterotrophic nutrition.

A

Mixotrophs

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28
Q

Benefits both.

A

Mutualistic

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29
Q

One benefits, the other is neutral.

A

Commensalistic

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30
Q

One benefits at a cost to the other.

A

Parasitic

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31
Q

Extended forward, followed by the rest of the organism.

A

Pseudopod

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32
Q

Extensions of the cell cytoplasm used for locomotion.

A

Pseudopodia

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33
Q

Large blunt extensions of the cell body.

A

Lobopodia

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34
Q

Thin & sharply pointed extensions

A

Filipodia

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35
Q

Branched filaments

A

Rhizopodia

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36
Q

Branched filaments that merge to form a netlike mesh.

A

Reticulopodia

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37
Q

Thin pseudopodia supported by axial rods of microtubules called axoneme.

A

Axopodia

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38
Q

Contains DNA.

A

Nucleus

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39
Q

Organelle used in energy production.

A

Mitochondria

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40
Q

Part of the secretory system of the ER.

A

Golgi

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41
Q

Organelles containing photosynthetic pigments.

A

Plastids

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42
Q

Organelles that extrude something from the cell.

A

Extrusomes

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43
Q

Ingest particles of food.

A

Holozoic feeders (phagotrophs)

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44
Q

The membrane-bound vesicle containing the food.

A

Food vacuole

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45
Q

Often, the site of phagocytosis is a definite mouth structure, the _______.

A

Cystostome

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46
Q

Ingestion of soluble food

A

Saprozoic feeding

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47
Q

Fill with fluid and then expel the fluid outside the cell.

A

Contractile vacuoles

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48
Q

The cell multiplication process in protozoa.

A

Fission

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49
Q

One individual splits into two equal sized individuals.

A

Binary fission

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50
Q

Progeny cell much smaller than parent.

A

Budding

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51
Q

Multiple nuclear divisions followed by multiple cytoplasmic divisions producing several offspring.

A

Multiple fission

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52
Q

All look alike

A

Isogametes

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53
Q

Two different types

A

Anisogametes

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54
Q

Gametes from two individuals fuse to form the zygote.

A

Syngamy

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55
Q

Gametes from one individual fuse.

A

Autogamy

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56
Q

Gametic nuclei are exchanged.

A

Conjucation

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57
Q

Dormant forms with resistant outer coverings and a shutdown of metabolism.

A

Cysts

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58
Q

It is a very large clade characterized by a combination of flattened mitochondrial cristae and one posterior flagellum on flagellated cells.

A

Opisthokonta

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59
Q

Includes several groups of heterotrophs as well as certain groups of algae.

A

clade Stramenopila

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60
Q

Examples of Stramenopila

A

Water molds, diatoms, golden algae, brown algae.

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61
Q

Contains unicellular and multicellular green algae, bryophytes and vascular plants.

A

clade Viridiplantae

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62
Q

Single celled algae colonial forms.

A

Phylum Chlorophyta

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63
Q

It is a colonial organism that shows a division of labor where most cells are somatic cells concerned with nutrition & locomotion, but a few germ cells are responsible for reproduction.

A

Volvox

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64
Q

Is a diverse clade that includes predatory heterotrophs, photosynthetic autotrophs, and pathogenic parasites. Kinetoplastids & Euglenids.

A

Phylum Euglenozoa

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65
Q

Have one or two flagella that emerge from a pocket at one end of the cell.

A

Subphylum Euglenida

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66
Q

Have a single, large mitochondrion that contains an organized mass of DNA called a kinetoplast. Include free-living consumers of bacteria in freshwater, marine, and moist terrestrial ecosystems.

A

Subphylum Kinetoplasta

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67
Q

Parasitic kinetoplast

A

Trypanosoma

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68
Q

Includes commensal and parasitic unicells. Lack mitochondria and golgi.

A

Phylum Retortamonada

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69
Q

Are adapted to anaerobic environments. Lack plastids. Lack mitochondria but may have mitochondrial genes in the nucleus. IE Giardia

A

Diplomonads

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70
Q

Move by means of flagella and an undulating part of the plasma membrane.

A

Parabasalids

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71
Q

Membrane-bounded sacs (alveoli) just under the plasma membrane. Dinoflagellates, apicomplexans, ciliates.

A

clade (superphylum) Alveolata

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72
Q

Use cilia to move and feed. Have large macronuclei and small micronuclei.

A

phylum Ciliophora (Ciliates)

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73
Q

Large, varied group of protists.

A

Ciliates

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74
Q

All ciliates have a ____ system made up of

the ____, _____ and other fibrils.

A

kinety, cilia, kinetostome

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75
Q

Many have structures that can be expelled

such as _____ and _____.

A

trichocysts, toxicysts

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76
Q

Ciliates that lose cilia as adults, grow a stalk and become sessile.

A

Suctoria

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77
Q

Some commensal, others parasitic.

A

Symbiotic ciliates

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78
Q

May be swimmers, or sessile. (Stentor, Vorticella, Paramecium)

A

Free-living ciliates

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79
Q

_______, as well as many other protists, reproduce asexually by binary fission.

A

Paramecium

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80
Q

A sexual process that produces genetic variation.

A

Conjugation

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81
Q

A diverse group of aquatic photoautotrophs and heterotrophs.

A

Phylum Dinoflagellata

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82
Q

Parasites of animals and some cause serious human diseases.

A

Apicomplexans

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83
Q

A complex of organelles specialized for penetrating host cells and tissues

A

Apical complex

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84
Q

Non-photosynthetic plastid

A

apicoplast

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85
Q

Found in fresh and salt water as well as moist soil.

A

Amebas

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86
Q

An ameba feeds by wrapping a _______ around its food

A

Pseudopod

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87
Q

Are parasites of vertebrates and some invertebrates

A

Entamoebas

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88
Q

Causes amebic dysentery in humans.

A

Entamoeba histolytica

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89
Q

This Phylum has slender pseudopodia that extend through openings in the test, then branch and run together forming a net.

A

Foraminifera

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90
Q

multi-chambered shells

A

Tests

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91
Q

marine testate ameba with intricate skeletons.

A

Radiolaria

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92
Q

pseudopodia of radiolarians

A

Axopodia

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93
Q

Multicellular animals

A

Metazoans

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94
Q

Solitary or colonial aquatic eukaryotes with each cell having a flagellum surrounded by a collar of microvilli.

A

Choanoflagellates

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95
Q

sponge feeding cells

A

choanocytes

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96
Q

Metazoans descended from ancestors characterized by a hollow, spherical colony of flagellated cells.

A

Colonial Flagellate Hypothesis

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97
Q

Who proposed the Colonial Flagellate Hypothesis?

A

Haeckel

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98
Q

Sessile animals that have a porous body and choanocytes.

A

Sponges

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99
Q

What kind of feeders are sponges?

A

Suspension feeders

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100
Q

Water flows in here

A

dermal ostia

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101
Q

Choanocytes take in small particles by

A

phagocytosis

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102
Q

Protein molecules are taken in by

A

pinocytosis

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103
Q

The simplest canal system.

A

Asconoid

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104
Q

Where are asconoid systems found

A

Class Calcarea

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105
Q

Large chamber

A

Spongocoel

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106
Q

Water enters through the ostia and exit through the large _____.

A

Osculum

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107
Q

Tubular body and singular osculum like asconoids.

A

Syconoid

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108
Q

Most complex, permits an increase in sponge size.

A

Leuconoids

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109
Q

It is the gelatinous matrix containing skeletal elements & amoeboid cells.

A

Mesohyl (mesenchyme)

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110
Q

Ameboid cells that phagocytize particles at the pinacoderm and receive particles for digestion from choanocytes.

A

Archaeocytes

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111
Q

Secrete spicules

A

Sclerocytes

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112
Q

Secrete spongin fibers

A

Spongocytes

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113
Q

Secrete fibrillar collagen

A

Collenocytes

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114
Q

Thin, flat, epithelial-type cells that cover the exterior and some interior surfaces of the sponge.

A

Pinacocytes

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115
Q

involves a complete reorganization of the structure and functions of participating cells or bits of tissue

A

Somatic embryogenesis

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116
Q

Internal buds

A

Gemmules

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117
Q

Sponges are monoecious, true or false?

A

True

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118
Q

Have spicules composed of calcium carbonate.

A

Class Calcarea

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119
Q

Are mostly deep sea forms.

A

Class Hexactinellida

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120
Q

contains most of the sponge species (95%).

A

Class Demospongiae

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121
Q

was formed to contain sponges without a skeleton or with siliceous spicules without an axial filament

A

class Homoscleromorpha

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122
Q

Is the sole species of phylum Placozoa

A

Trichoplax adhaerens

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123
Q

Stinging organelles

A

Nematocysts

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124
Q

Some species exist as both polyps and medusae during their life cycles.

A

Polymorphism

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125
Q

A central digestive compartment

A

Gastrovascular cavity

126
Q

Polyps can reproduce asexually by

A

budding, fission, or pedal laceration.

127
Q

Unique cells that function in defense and the capture of prey.

A

Cnidocytes

128
Q

Are used to inject a toxin.

A

Nematocysts

129
Q

What kind of nervous system do cnidarians have?

A

Diffuse nervous system

130
Q

No medusae in life cycle but polyp topped by medusa-like region.

A

Staurozoa, commonly called stauromedusans

131
Q

Are variable in form. Mostly marine. Usually colonial, sometimes solitary.

A

Hydrozoans

132
Q

Individual polyp animals

A

Zooids

133
Q

Presence of a protective cup around the polyp.

A

Thecate

134
Q

Absence of a protective cup around the polyp.

A

Athecate

135
Q

Inward projection of the bell

A

Velum

136
Q

for equilibrium

A

Statocysts

137
Q

Light-sensing

A

Ocelli

138
Q

Member of the order Siphonophora

A

Portuguese man-of-war

139
Q

Resemble true corals.

A

Hydrocorals

140
Q

Includes most of the larger jellyfishes or “cup animals”

A

class Scyphozoa

141
Q

sense organ containing statocysts and sometimes ocelli.

A

Rhopalium

142
Q

Saucer-like buds

A

ephyrae

143
Q

ephyrae are produced by

A

strobilation

144
Q

Includes box jellies and sea wasps, the medusa is box- shaped and has complex eyes.

A

Class Cubozoa

145
Q

“flower animals”

 includes the corals and sea anemones which occur only as polyps – no medusa stage.

A

Class Anthozoa

146
Q

Order Actinaria

A

Sea anemones

147
Q

photosynthetic protists

A

zooxanthellae

148
Q

Reef-building

A

Hermatypic

149
Q

Order Sclerantinia, Subclass Hexacorallia

A

Hexacorallian corals

150
Q

Solitary and live in soft sediments

A

Tube anemones

151
Q

Colonial and attach to firm substrate

A

Thorny/black corals

152
Q

Close to a landmass w/ no or narrow lagoon

A

Fringing reefs

153
Q

Found in shallow tropical seas.

A

Coral reefs

154
Q

Run parallel to shore and have a wide, deep lagoon.

A

Barrier reefs

155
Q

Reefs that encircle a lagoon, but not an island.

A

Atolls

156
Q

Scattered throughout a lagoon.

A

Patch reefs

157
Q

Side that faces the sea

A

Fore reef slope/reef front

158
Q

The shallow or even slightly emergent top of the reef.

A

Reef crest

159
Q

The shallow back reef area that slopes into the lagoon.

A

Reef flat

160
Q

Coral tissues turn white and brittle

A

Coral bleaching

161
Q

Comb jellies

A

Phylum Ctenophora

162
Q

Ctenophores use their _____ for swimming.

A

ciliated comb plates

163
Q

Animals that have no space between their gut and body wall are said to be

A

acoelomate

164
Q

Acoelomate phyla belong to the

A

superphylum Lophotrochozoa

165
Q

Live in marine, freshwater, and damp terrestrial habitats.

A

phylum

Platyhelminthes

166
Q

flattened dorsoventrally and have a gastrovascular cavity.

A

Flatworms

167
Q

excretory or osmoregulatory organs closed at the inner end

A

protonephridia

168
Q

Planaria

A

Class Turbellaria

169
Q

parasitic flukes

A

Class Trematoda

170
Q

parasitic monogenetic

flukes

A

Class Monogenea

171
Q

Tapeworms

A

Class Cestoda

172
Q

digenetic flukes

A

Subclass Digenea

173
Q

equipped with suckers and hooks for attachment to the host.

A

Scolex

174
Q

Each ____ contains a set of reproductive organs.

A

Proglottid

175
Q

Ribbon worms

A

phylum Nemertea

176
Q

Have a body cavity (the pseudocoel) between the gut (derived from endoderm) and body wall (derived from mesoderm)

A

Pseudocoelomates

177
Q

Includes the jaw worms.

A

Phylum Gnathostomulida

178
Q

Are tiny animals that live interstitially (between sand grains).

A

Micrognathozoans

179
Q

Pseudocoelomate and have three embryonic germ layers (triploblastic). Complete digestive system.

A

phylum Rotifera

180
Q

Ciliated crown

A

Corona

181
Q

spiny-headed worms

A

Phylum Acanthocephala

182
Q

has rows of recurved spines that penetrate and may rupture host intestines

A

Proboscis

183
Q

appear similar to rotifers, but without the ciliated corona and have a bristly looking body.

A

Gastrotrichs

184
Q

Less than 5 mm long and mostly microscopic, resembling hydroid cnidarians.

A

phylum Entoprocta

185
Q

possess a mesoderm- lined coelom.

A

Lophophorates

186
Q

Members of these 3 taxa possess a feeding device called a

A

Lophophore

187
Q

contains aquatic animals that often encrust hard surfaces (bryozoans).

A

Phylum Ectoprocta

188
Q

Zooids secrete exoskeleton in which they live in called

A

zoecium

189
Q

Freshwater ectoprocts undergo budding that produces

A

statoblasts

190
Q

appear similar to bivalve molluscs because they have two calcareous shell valves secreted by a mantle.

A

Brachiopods

191
Q

a fleshy stalk used for attachment.

A

Pedicel

192
Q

are small wormlike animals.
 Secrete tubes to live in.
 Tentacles of the lophophore are extended for feeding.
 U-shaped digestive tract.

A

phylum Phoronida

193
Q

hookworms

A

Ancyclostoma duodenale, Necator americanus

194
Q

Suck blood from intestines, may cause anemia and retardation in development of children, Skin contact

A

hookworms

195
Q

Treatment for hookworms

A

Albendazole

196
Q 
Encyst in muscle and live as
adults in intestines
 Cause trichinosis
 Largest known intracellular parasite
 Heavy infections may cause death
 Ingestion
A

Trichinella spiralis

197
Q

Treatment for trichinosis

A

thiabendazole, mebendazole

198
Q

pinworm

A

Enterobius vermicularis

199
Q

Causes dracunculiasis or guinea worm disease
 Ingestion of infected copepod
 Female guinea worm emerges from the skin of the host when blister ruptures

A

Dracunculus medinensis

200
Q

Causes trichuriasis  Ingestion of eggs



A

Trichuris trichura (whipworm)

201
Q

Causes subcutaneous filariasis  Transmitted by a fly vector

A

Loa loa (eye worm)

202
Q

Causes lymphatic filariasis

 Transmitted by a mosquito vector

A

Wuchereria bancrofti (filarial worm)

203
Q

Causes filariasis

 Transmitted by a mosquito vector

A

Dirofilaria immitis (dog heartworm)

204
Q

benthic marine animals with unsegmented bodies.

A

Phylum Sipuncula

205
Q

Sister taxon to Annelida

A

Sipunculans

206
Q

protostome coelomates in superphylum Lophotrochozoa.

A

Annelids

207
Q

Examples of annelids

A

Earthworms, leeches, clam worms.

208
Q

The evolutionary innovation shown by annelids is

A

segmentation (metamerism)

209
Q

Many annelids have chitinous bristles called

A

setae

210
Q

anterior part followed by segmented body.

A

Prostomium

211
Q

terminal portion.

A

Pygidium

212
Q

Layers of mesodermal epithelium

A

Peritonia

213
Q

Fluid-filled coelom acts as a

A

hydrostatic skeleton.

214
Q

Paired appendages

A

parapodia

215
Q

A well developed head, no clitellum, parapodia, include pelagic and benthic types and are often predators or scavengers.

A

Errant polychaetes

216
Q

Inner end

A

nephrostome

217
Q

Example of errant polychaetes

A

Clam worms

218
Q

Flattened bodies are covered with broad scales.

A

Scale worms

219
Q

Have hollow, brittle setae that contain poisonous secretions.

A

Fireworms

220
Q

includes the sedentary polychaetes (tubeworms, siboglinids), echiurans, oligochaetes and leeches.

A

Sedentaria

221
Q

Tube-dwellers
 May line their burrows with mucus
 Use cilia or mucus to obtain food

A

Tubeworms

222
Q

Unfurl tentacular crowns to feed.

 Food moved from radioles to mouth by ciliary action.

A

Fanworms/featherduster worms

223
Q

Lives in a U-shaped
tube.
 Modified segments pump water through tube.

A

Parchment Worms

224
Q

includes earthworms and many freshwater worms.

A

Class Oligochaeta

225
Q

Regulate reproduction,

secondary sex characteristics, and regeneration.

A

Neurosecretory cells

226
Q

Avoid bright light

A

negative phototaxis

227
Q

includes the leeches.
 Primarily freshwater, a few marine & terrestrial.
 More common in tropical climates.

A

Class Hirudinida

228
Q

Sedentary, living in burrows of mud or sand, snail shells, coral crevices, or among vegetation.

A

phylum Sipuncula

229
Q

Three tagmata of class insecta

A

head, thorax, and abdomen

230
Q

How many pairs of head appendages do insects have

A

Five

231
Q

How many pairs of legs do insects have on the thorax

A

3

232
Q

System of respiration most insects use

A

Tracheal

233
Q

Circulation of blood in insects

A

Open circulatory system

234
Q

Insects (nervous system)

A

ventral nerve cord with some segmental ganglion.

235
Q

Insects (excretion)

A

Malpighian tubules with uric acid.

236
Q

Supply O2 directly to body cells.

A

Tracheal tubes

237
Q

only difference between larvae and adult are size; both are wingless. Silverfish, Order Thysanura.

A

Ametabolous (direct) development

238
Q

evelop from egg to adult has several stages (instars) with smaller versions of adults called nymphs. Immature nymphs have no wings or genitalia until adult.

A

Hemimetabolous (incomplete or gradual) metamorphosis

239
Q

after hatching from egg, immatures are called larvae (very different body form than adult). After several instars, the last larval molt forms a pupa – undergoes radical body form change.

A

Holometabolous (complete) Metamorphosis

240
Q

Butterflies use the larval exoskeleton to make a

A

chrysalis

241
Q

Adult emerges from case very different in body form

A

Eclosion

242
Q

butterflies and moths

A

Lepidoptera

243
Q

Beetles

A

Coleoptera

244
Q

True flies

A

Diptera

245
Q

Termites

A

Isoptera

246
Q

Ants, bees, and wasps,

A

Hymenoptera

247
Q

Grasshoppers

A

Orthoptera

248
Q

Cockroaches

A

Blattodea

249
Q

Bugs

A

Hemiptera

250
Q

Antennae with 4-6 segements

A

Collembola

251
Q

Example of collembola

A

Springtails, snow fleas

252
Q

Tapering abdomen

A

Thysanura

253
Q

Example of thysanura

A

Silverfish

254
Q

Elongate, membranous wings

A

Odonata

255
Q

Example of odonata

A

Dragonflies, damselflies

256
Q

Long prothorax

A

Mantodea

257
Q

Example of mantodea

A

Mantids

258
Q

Oval, flattened body

A

Blattodea

259
Q

Example of blattodea

A

Cockroaches

260
Q

Long, narrow forewing

A

Orthoptera

261
Q

Examples of orthoptera

A

Grasshoppers, crickets, katydids

262
Q

Elongate, chewing mouthparts

A

Dermaptera

263
Q

Example of dermapter

A

Earwigs

264
Q

Workers are white and wingless

A

Isoptera

265
Q

Example of isoptera

A

Termites

266
Q

Piercing-sucking mouthparts

A

Hemiptera

267
Q

Example of hemiptera

A

Cicadas, leafhoppers, aphids

268
Q

Hard front wings meet midline to form a cover (elytra)

A

Coleoptera

269
Q

Example of coleoptera

A

Beetles

270
Q

Wings are broad and covered in scales

A

Lepidoptera

271
Q

Examples of lepidoptera

A

Butterflies and moths

272
Q

One pair of well-developed wings, other pair reduced to knoblike halteres

A

Diptera

273
Q

Example of diptera

A

Flies

274
Q

Four membranous wings

A

Hymenoptera

275
Q

Examples of hymenoptera

A

Bees, wasps, ants

276
Q

Small, wingless, ectoparasites

A

Phthiraptera

277
Q

Examples of phtiraptera

A

Lice

278
Q

Flattened laterally, sucking mouthparts

A

Siphonaptera

279
Q

Examples of siphonaptera

A

Fleas

280
Q

Segments have combined into functional groups called

A

Tagmata

281
Q

Arthropods have an open circulatory system in which this fluid is circulated into the spaces surrounding the tissues and organs.

A

Hemolymph

282
Q

What are the exoskeletons of arthropods made of?

A

Chitin

283
Q

(between members of one species) is reduced because of metamorphosis.

A

Intraspecific competition

284
Q

Name the three tagmata of trilobita

A

Head (cephalon), trunk, pygidium

285
Q

eurypterids, horseshoe crabs, spiders, ticks, mites, scorpions, & sea spiders.

A

Subphylum chelicerata

286
Q

Mouthparts of chelicerates

A

Chelicerae

287
Q

Six pairs of cephalothoracic appendages of chelicerates

A

Chelicerae, pedipalps, 4 pairs of walking legs, and they lack mandibles and antennae

288
Q

eurypterids and horseshoe crabs.

A

Class merostomata

289
Q

Giant water scorpions

A

Eurypterids

290
Q

Found in NA, it has existed on earth almost unchanged since the Triassic period.

A

Limulus

291
Q

Hard dorsal shield of a horseshoe crab

A

Carapace

292
Q

Tail piece of a horseshoe crab

A

Telson

293
Q

Cephalothorax of a horseshoe crab

A

Chelicerae, pedipalps, 4 pairs of walking legs

294
Q

Abdomen of a horseshoe crab

A

6 pairs of thin appendages, book gills found on 5

295
Q

Sea spiders

A

Class pycnogonida

296
Q

Spiders, scorpions, mites, and ticks

A

Class arachnida

297
Q

Eyes under aranaeaea have how many

A

8

298
Q

2 or 3 pairs of ___ contain microscopic tubes that run to ____.

A

Spinnerets, silk glands

299
Q

In spiders and insects, _____ serve as excretory structures.

A

Malpighian tubules

300
Q

Many spiders have ______, modified nephridia, at the base of legs.

A

coxal glands

301
Q

Harvestmen

A

order opiliones

302
Q

Scorpions

A

order scorpiones duh

303
Q

mites and ticks

A

order Acari

304
Q

Hair follicle mite, harmless but other species cause mange in domestic animals

A

Demodex

305
Q

Tick species of Ixodes carry

A

Lyme disease

306
Q

Tick species of Dermacentor transmit

A

Rocky Mountain spotted fever.

307
Q

Cattle tick transmits

A

Texas cattle fever.

308
Q 
includes these classes:
 Chilopoda (centipedes)
 Diplopoda (millipedes)  Pauropoda
(pauropods)
 Symphyla (symphylans)
A

Subphylum myriapoda

309
Q

contain a few or many segments each (except the first behind the head and the last two) with a pair of jointed legs.

A

Centipedes – class Chilopoda

310
Q

Have two pairs of legs on each segment.

A

Millipedes (Class Diplopoda)

311
Q

12 trunks segments bear 9 pairs of legs but none on the first or last 2 segments.
 One tergal plate covers two segments.
 Lack tracheae, spiracles, and circulatory system.
 Probably most closely related to diplopods.

A

Class Pauropoda

312
Q

Live in humus, leaf mold, and debris.

A

Class symphyla

Biology 101 (2 decks)

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