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Study Point > Different Types Of Storage Pests And Its Life Cycle > Flashcards

Different Types Of Storage Pests And Its Life Cycle Flashcards

1
Q

Major source of infestations are?

A

Old gunny bags
Uncleared storage structure
Cross infestation

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2
Q

How many insect species associated with stored grain product _________ and how many of them cause significant economic losses ___________

A

600 , 100

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3
Q

Storage loss depends on how many factors and their name

A

4

Rodents
Birds
Insects
Moisture

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4
Q

What percentage of storage loss occurs due to Rodents

A

2.5 %

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5
Q

What percentage of storage loss happen due to birds

A

0.85 %

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6
Q

What percentage of storage loss happen due to Insects

A

2.55 %

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7
Q

What percentage of storage loss occurs due to moisture

A

0.68 %

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8
Q

Higher insects activity causes heating of grains which facilitates ____________ growth

A

Fungal

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9
Q

The present advances in grain technology in the country have brought us to situation where we can store food grains for prolonged period I.e. up to ______________ years.

A

3 to 5 years

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10
Q

Insects fall under which class

A

Hexapoda

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11
Q

Insects fall under which phylum

A

Arthropoda

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12
Q

Insects are having some basic characteristics like hard outer covering called ____________

A

Exoskeleton

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13
Q

Insect body is divided into three distinct regions called

A

Head
Thorax
Abdomen

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14
Q

Head of insects contains

A

Olfactory organs
compound Eye
Mouthparts

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15
Q

Thorax of insects has three segment

A

Prothorax
Me so-thorax
Meta-thorax

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16
Q

In insects Legs are attached in which body parts

A

Thorax

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17
Q

Class Hexapoda have two sub-class
1. Primitive wingless insects
2. Winged & secondarily wingless insects

Name of both are

A

Apterygota
Pterygota

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18
Q

Subclass Pterygota divided in two Divisions are

A

Exopterygota
Endopterygota

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19
Q

Order Coleoptera consists

A

Beetles

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20
Q

Order Lepidoptera consists mainly

A

Moths & Butterflies

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21
Q

Major pests life cycle involved with the whole grain as their young one bore and feed inside the kernel part of the grain which sometimes creates ______________

A

Hidden Infestation

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22
Q

The majority of stored food grains insect pest are

A

Beetles (Order-Coleoptera)
Moths (Lepidoptera)

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23
Q

Scientific name of beetle “Rice Weevil “ is

A

Sitophilus Oryzae (major pests)

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24
Q

Scientific Name of “Lesser Grain Borer” is

A

Rhizopertha Dominica (Major pests)

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25
Q

Scientific name of “Khapra beetle” is

A

Trogoderma Granarium (major pests)

26
Q

Scientific name of “Angoumois Grain Moth” is

A

Sitotroga cerealella (major pests)

27
Q

Scientific name of “Rice moth” is

A

Corcyra cephalonica (major pests)

28
Q

Scientific name of “Warehouse/Almond moth”is

A

Ephestia Cautella (major pests)

29
Q

Scientific name of “INDIAN MEAL MOTH” is

A

Plodia interpunctella (major pests)

30
Q

Scientific name of “Pluse Beetle” is

A

Callosobruchus Chinensis (major pests)

31
Q

Scientific name of “Rust Red flour beetle”

A

Tribolium castaneum (minor pests)

32
Q

Scientific name of “Saw toothed grains beetle” is

A

Oryzaephilius surinamensis (minor pests)

33
Q

Scientific name of “Flat grain beetle”

A

Cryptolestes minutus (minor pests, laemophloeus)

34
Q

Scientific name of “Rust red grain beetle” is

A

Cryptolestes ferruginous (minor pests ,Laemophloeus)

35
Q

Scientific name of “Long headed flour beetle “ is

A

Latheticus oryzae (minor pests)

36
Q

Adult have Characteristic beak or snout is of

A

Sitophilus oryzae (Rice weevil)

37
Q

Heating takes place during heavy infestation of Sitophilus oryzae (Rice Weevil ) which is known as

A

Dry heating

38
Q

Which pests cut Cirular hole and comes out of the grains is

A

Sitophilus Oryzae (rice weevil)

39
Q

Rice Weevil (Sitophilus Oryzae) single female lays ________ to ________ eggs

A

150 , 250

40
Q

Lesser Grain Borer (Rhizopertha Dominica) comes out of the grains by making which type of hole

A

Irregular holes

41
Q

“Localised infestation” is almost a rule of which pest

A

Lesser Grain Borer(Rhizopertha Dominica)

42
Q

Lesser Grain Borer(Rhizopertha Dominica) single female lays eggs up to __________

A

550

43
Q

Khapra beetle (Trogoderma granarium) , a single female laid about ________ eggs

A

80-125

44
Q

circular hole with characteristic ‘flap door’ or ‘trap door’ of which pests

A

Angoumois Grain moth (sitotroga cerealella)

45
Q

Angoumois grain moth (sitotroga cerealella) female lays about _________ white eggs

A

100

46
Q

Dense webbing is characteristic feature of which moth

A

Rice moth (Corcyra cephalonica)

47
Q

Warehouse/Almond moth (ephestia cautella) lays about ________ eggs

A

200-250

48
Q

Indistinct black bands about 4 mm from the head is characteristic feature of which pests

A

Warehouse/Almond moth (Ephestia cautella)

49
Q

Outer 2/3 portion is reddish,copper bronze lustre with irregular band is characteristic feature of which moth

A

Indian meal moth (Plodia interpunctella)

50
Q

Indian meal moth (Plodia interpunctella ) one female lays about ___________eggs

A

39 to 275

51
Q

Elytra do not cover the abdomen completely in which moth

A

Pulse Beetle (Callosobruchus chinensis)

52
Q

Which species Larvae eat up the grain kernel and make a cavity in pulses

A

Pulse beetle (Callosobruchus chenensis)

53
Q

“Club shaped Antennae” is characteristic feature of which insect

A

Tribolium castaneum (Rust Red flour beetle)

54
Q

Thorax having 6 teeth likes serration on each side is characteristic feature of which pest

A

Oryzaephilius Surinamensis (Saw toothed grain beetle)

55
Q

Latheticus Oryzae (Long headed flour beetle) , single female lays ______ eggs

A

400

56
Q

Scientific name of “Psocids” is

A

Liposcelis spp

57
Q

Psocids female lay ________eggs single or in group

A

50-100

58
Q

The successful survival of Psocids is partly due to which mode of reproduction

A

Parthenogenetic (asexual)

59
Q

Scientific name of Grain mite is

A

Acarus siro

60
Q

Grain mite female lays approximately ________

A

100

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