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Crop Science > 1-90 PRELIM > Flashcards

1-90 PRELIM Flashcards

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Biology 101 flashcards
1
Q

This is the study of insects

A

Entomology

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2
Q

An unwanted organism which competes with man for food and shelter or theatens their health comfort and welfare

A

Pest

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3
Q

A category of pest that cause no significant damage under the conditions currently prevailing, however, this can be a key or occasional pest if conditions in the field is disrupted

A

Potential

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4
Q

Insects became pest because of

A

Man

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5
Q

Term used for non-resident pest

A

Migrant

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6
Q

Pest that are focal point of pest management systems

A

Key

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7
Q

Part time pests

A

Occasional

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8
Q

Prediction technology is used to prevent this pest’s outbreak

A

Potential

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9
Q

Where would you least likely find insects

A

North Pole

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10
Q

NOT a characteristic of anthropods

A

Radial symmetry

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11
Q

NOT true of all insects

A

Have 3 body parts

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12
Q

Only insects have this characteristic

A

3 pairs of jointed legs

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13
Q

Insects with complete metamorphosis

A

Holometabolous

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14
Q

“Anthropoda” comes from a latin word meaning?

A

Jointed legs

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15
Q

Insects with incomplete metamorphosis

A

Hemimetabolous

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16
Q

Change in form during postembryonic development

A

Metamorphosis

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17
Q

The aquatic immature stage of hemimetabolous insect

A

Naiad

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18
Q

The terrestrial immature stage of hemimetabolous insect

A

Nymph

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19
Q

The inactive stage of holometabolous insect

A

Pupa

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20
Q

Human louse’s life cycle

A

Ametabolous

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21
Q

The insect’s outer covering

A

Exoskeleton

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22
Q

The hardening process of insects exoskeleton

A

Sclerortization

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23
Q

The insects intergument is made up of

A

Sclerotin

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24
Q

The hardened plates of insects intergument

A

Sclerites

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25
Q

The siender hair-like structure of insects outer covering

A

Setae

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26
Q

The small flat-like unicellular outgrowths of the insects body wall

A

Scales

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27
Q

External body process except this

A

Quinones

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28
Q

This sensory part of organ is NOT found among insects

A

Chelicera

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29
Q

The sensory organ of insect

A

Antennae

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30
Q

The first segment of the insect antennae

A

Scape

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31
Q

The setacious antennae is found among

A

Grasshoppers

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32
Q

Insect’s outer covering is made up of

A

Sclerotin

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33
Q

The elbow-type like antennae found among ants

A

Geniculate

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34
Q

This aristate type of antennae is found among

A

Houseflies

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35
Q

NOT type of insect antennae

A

Hamuli

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36
Q

NOT/EXCEPT Organs/structure that found in the head of insect

A

Tibia

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37
Q

The light sensing organ of insects

A

Compound eye/simple eye

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38
Q

The single eye unit of the insect’s compound eye

A

Ommatidium

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39
Q

The simple eye of insects

A

Oceli

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40
Q

Another term for siphoning mouthtype

A

Haustellate

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41
Q

NOT part of mouthparts in insect

A

Tibia

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42
Q

In the piecing-sucking type of mouthparts, this component cannot be insert into the host plant, hence it bends when the insects is feeding

A

Labrum

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43
Q

In the chewing type of mouthparts, this component cuts and grinds the food.

A

Mandible

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44
Q

This type of antennae is found among mosquitoes

A

Plumose

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45
Q

The hexagonal areas in the insects compound eye

A

Facets

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46
Q

Another term for chewing mouthtype

A

Mandibulate

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47
Q

The piecing-sucking mouthtype

A

Haustellate

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48
Q

Insect with piecing-sucking mouthtype

A

Mosquito

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49
Q

In insects where are the Wing’s found

A

Thorax

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50
Q

The opening to the respiratory system of an insect

A

Spiracle

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51
Q

In insects where are the cerci located

A

Abdomen

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52
Q

The locomotory region of the insects body

A

Thorax

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53
Q

In insects where are the genetelia found

A

Abdomen

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54
Q

In caterpillar where are the prolegs located

A

Cephalothorax

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55
Q

Preying mantis use it’s forelegs to catch Their prey

A

Grasping

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56
Q

Headlice use these type pf legs to anchor themselves on the host

A

Clinging

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57
Q

Another term for jumping legs

A

Saltatorial

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58
Q

Houseflies and mosquito’s are

A

Dipterans

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59
Q

Insect with digging legs

A

Cricket

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60
Q

The pest population density where the cost of control is much higher than the expected cost of harvest of the protected crop

A

Economic injury level

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61
Q

The insect order characterized by having scales on its membranous wings

A

Lepidoptera

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62
Q

Cockroach belongs to this order of insects

A

Blatoddea

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63
Q

Orders of butterflies, moth & skippers

A

Lepidoptera

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64
Q

Orders of beetles and weevil’s

A

Coleoptera

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65
Q

This type of pheromone ants have

A

Trail phemorone

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66
Q

An insect that carries pathogenic organisms

A

Vector

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67
Q

Order of social insects

A

Hymenoptera

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68
Q

A modern approach to minimize damage by pest with ultimate goal of population management rather than eradication

A

Integrated pest mgt

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69
Q

A biological control agents that consumes many preys in its lifetime

A

Predator

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70
Q

Vector of tungro disease

A

Green leafhopper

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71
Q

Can be used as a biological agents of weeds

A

Parasites, pathogen,predator= ALL OF THE ABOVE

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72
Q

Exclusion includes

A

Quarantine methods

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73
Q

Eradication includes

A

Mechanical control

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74
Q

Legally enforced stoppages is a kind of

A

Exclusion

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75
Q

Providing barriers are part of

A

Protection

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76
Q

Getting rid of pests that are already in the area is

A

Eradication

77
Q

Most important pest of coconut

A

Brontispa

78
Q

Major pest of rice

A

Thrips

79
Q

Major pest of corn

A

Borers

80
Q

Science of shielding the crop’s againts pest

A

Crop protection

81
Q

A sperm reservoir in female insects

A

Spematheca

82
Q

Organ of insects for liquid waste disposal

A

Malphigian tubes

83
Q

Insect blood is called

A

Haemolymp

84
Q

The central nervous system

A

Brain

85
Q

Insects internal body cavity

A

Haemocoele

86
Q

Organism having 3 body region

A

Insects

87
Q

The hearing organ of insect

A

Tymphanum

88
Q

The center of insects circulatory system

A

Heart chamber

89
Q

Organ of insects for egg laying

A

Ovipositor

90
Q

Insects blood cell

A

Haemocytes

91
Q

Science that deals with the study of nature and causes of plant diseases

A

Plant pathology

92
Q

A disease that causes famine in Ireland

A

Potato late blight

93
Q

disease that destroyed vast coffee plantation in England

A

Coffee rust

94
Q

disease that causes tremendous loss in coconut industry

A

Bud rot

95
Q

disease that causes a nemesis of corn

A

Downy mildew

96
Q

disease in human that was believed to be a divine punishment

A

Holy fire

97
Q

disease in rye that causes gangrene in human

A

Ergot of rye

98
Q

The causal agents of rye disease

A

Claviseps sp

99
Q

The annual festival of Romans to placate their rust GOD

A

Robigalia

100
Q

The Romans rust GODS

A

Robigo

101
Q

Disease causing agents

A

Pathogen

102
Q

Abiotic factor that causes disorder

A

Pyschiopathogen

103
Q

Biotic factor that causes diseases

A

Pathogen

104
Q

Capacity of organism to cause diseases

A

Pathogenicity

105
Q

Disease deveopment in plants

A

Pathogenisis

106
Q

Sequence of events that leads to disease prod’n

A

Disease cycle

107
Q

Parasite on both dead organic matter and living tissue

A

Facultative

108
Q

A plant that is being attacked by a pathogen

A

Host

109
Q

Structure of pathogen found associated with the infected plant

A

Sign

110
Q

Another term for suseptible host

A

Suspect

111
Q

Parasite on dead organic matter

A

Saprophytes

112
Q

Microbes found associated with the disease (a.

A

Sign

113
Q

Any disturbance on the physiological process of plants

A

Disease

114
Q

Parasite that attacks and subsist only on living tissue

A

Obligate

115
Q

Visible response by the suscept to a pathogenic invasion

A

Symptoms

116
Q

Any part of the pathogen that initiate infection

A

Inoculum

117
Q

Identification of disease by their symtom and sign

A

Diagnosis

118
Q

Manifestation of the host on the harmful activity of microorganism

A

Symptom

119
Q

Injurious physiological process caused by microbes

A

Disease

120
Q

Any part of the plant that can be infected

A

Infection court

121
Q

Microbes undergo genetic changes due to

A

Mutation

122
Q

Yellowing of the leaves due to biotic agents

A

Chrolosis

123
Q

Localized necrotic lesion on the leaf

A

Spot

124
Q

Symptoms with disintegration/decomposition of host tissues

A

Rot

125
Q

Slightly raised rough ulcer like lesions due to overgrowth of tissues

A

Scab

126
Q

Yellowing of the leaves due to abiotic agents

A

Etiolation

127
Q

Symptoms that involves the death of the protoplast

A

Spot

128
Q

Symptoms that involves extensive sudden death of host tissues

A

Scab

129
Q

Symptms often sunken necrotic area with cracked borders

A

Cancker

130
Q

Yellowing of the leaves due to inadequate sunlight

A

Etiolation

131
Q

watery decomposition of tissues

A

Soft rot

132
Q

hard dry shrivelled fruit

A

Mummification

133
Q

Symptoms having a pale translucent veins

A

Vein clearing

134
Q

Sharply defined variegated color pattern

A

Mosaic

135
Q

Disorder on water logged areas

A

Black heart

136
Q

Symptoms of over expose to air particulates

A

Premature premining

137
Q

Disorder having unfavorable oxygen relation

A

Black heart

138
Q

Symptom with extremely low temperature

A

Chiling injury

139
Q

Disorder with extremely high temperature

A

Scorching

140
Q

Common air pollutants

A

Ethylene

141
Q

A psychiopathogen

A

Water

142
Q

Hypoplastic symptoms

A

Chrolosis

143
Q

Necrotic symptoms

A

Galls, chrolosis, canker

144
Q

Hyperplastic symptoms

A

Galls

145
Q

Common fruit disease except

A

Etiolation

146
Q

Common leaf diseases except

A

Scab

147
Q

Common fruit diseases except

A

Galls

148
Q

Fruit infection

A

Soft rot

149
Q

Common leaf diseases

A

Chrolosis

150
Q

A facultative parasite

A

Fungi

151
Q

Common saprophytes except

A

Virus

152
Q

A saprophytes

A

Fungi

153
Q

Common decomposers

A

Fungi

154
Q

Common obligated parasite

A

Virus

155
Q

Common obligate parasite except

A

Bacteria

156
Q

Example of virus infected symptoms

A

Mosaic, vein clearing, mottle

157
Q

Bacteria infected symptoms

A

Soft rot, blight

158
Q

Common fungal diseases except

A

Antrachnose

159
Q

Example of diseases except

A

Blossom end rot

160
Q

Acellular particle that cause disease

A

Virus

161
Q

Mode of virus reproduction

A

Replication

162
Q

Acellular particle made up of nucliec acid core

A

Viroids

163
Q

An organism considered to be a mobile packets of genetic information

A

Virus

164
Q

Acellular particle made up of capsid

A

Prions

165
Q

A procaryotic undefferentiated pathogen

A

Bacteria

166
Q

Typical form of plant pathogenic bacteria

A

Bacili

167
Q

Common genera of bacteria

A

Ralstonia

168
Q

Common genera of bacteria

A

Ralstonia

169
Q

Pseudomonas sp. causes

A

Wilt

170
Q

Erwinia sp. causes

A

Rot

171
Q

Agrobacterium sp. causes

A

Galls

172
Q

A spore forming facultative parasite

A

Fungi

173
Q

Non motile spores of fungus

A

Apionospores

174
Q

The vegetative structure of fungi

A

Hypha

175
Q

Group of threadlike fungal filament

A

Hypha

176
Q

The resting spores of fungus

A

Sclerotioum

177
Q

The Myxomycetes

A

Slime molds

178
Q

Chytridiomyctes

A

Having zoospores

179
Q

Oomyctes

A

Water molds

180
Q

Example of ascomycetes

A

Sac fungi

181
Q

The deuteromycetes

A

Imperfect fungi

182
Q

Example of fungal spores

A

ascospores b. basidiospores c. arthrospores

183
Q

Sac like structure that carries the spore

A

ascus b. basidium c. conidium

184
Q

Mushroom belongs to class

A

Basiomycytes

185
Q

Molds means

A

Fungi

186
Q

Sign means

A

Microbes

187
Q

Disease development requires the presence of except

A

Human

188
Q

A term that describe a global disease occurrence

A

Pandemic

189
Q

Localized disease occurrence

A

Epidemic

Crop Science (1 decks)

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