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99問 • 1年前
  • ZULHAMMEEN C. SENDAD
    • 通報

    問題一覧

  • 1

    Among the invertebrates, only insects have this characteristics

    3 pairs of jointed legs

  • 2

    Where are the Cerci located in insects?

    Abdomen

  • 3

    Where are the wings found in insects?

    Thorax

  • 4

    Where are the Genitalia found in insects?

    Abdomen

  • 5

    Where are the prolegs/pseudolegs located in caterpillars?

    Abdomen

  • 6

    Which of the following encloses the stylets in insects with piercing-sucking mouth type?

    Labium

  • 7

    Which of the following is not a characteristic of arthropods?

    Radial symmetry

  • 8

    The sensory organ is not found among insects

    Chelicera

  • 9

    The first segment of the insect antenna is called

    Scape

  • 10

    The second segment of the insect antenna is called

    Pedicel

  • 11

    The shape of the majority of plant pathogenic bacteria is

    Rod

  • 12

    He developed the substage condenser for the microscope

    Abbe

  • 13

    He showed that fire blight of pear and twig blight of apple were caused by a bacterium

    Thomas Jonathan Burrill

  • 14

    Which among the following does not belong to the five major genera of phytopathogenic bacteria

    Bacterium

  • 15

    This part is not found in the cell envelope of a Gram positive bacteria

    Outer membrane

  • 16

    Antibiotic that interferes with peptidoglycan synthesis and prevents cell wall synthesis in growing bacterial cells

    Penicillin

  • 17

    A bacterial surface appendage responsible for motility

    Flagella

  • 18

    This part is missing in mollicutes

    Cytoplasm

  • 19

    Flagellation pattern characterized by the presence of a single flagellum

    Monotrichous

  • 20

    Refers to the generic material of bacteria

    Deoxyribonucleic acid

  • 21

    A fungal mycelium appearing on rotten fruit is an example of

    Sign

  • 22

    Aflatoxin is formed by

    Aspergillus flavus

  • 23

    Fungi in the Philippines reproduce mainly by forming

    Asexual spores

  • 24

    Fungal pathogens are often isolated using this technique

    Tissue planting

  • 25

    Group of microorganisms that can directly penetrate the intact host surface

    Fungi

  • 26

    A fungal structure used for attachment to the host surface

    Appressorium

  • 27

    Some fungal pathogens form this structure to obtain nutrients from the host

    Haustorium

  • 28

    In the absence of the plants in the field, fungal pathogens will not survive in

    Human beings

  • 29

    A characteristic of fungi

    Eukaryotic

  • 30

    The presence of different nuclei n the same mycelium is termed as

    Heterokaryosis

  • 31

    Some nematodes serves as ________ and transmit plant viruses which contributes in disease development.

    Vectors

  • 32

    For annual crops, the maximum number of nematodes parasites can be recovered during

    Near harvest stage

  • 33

    This is the outer non-cellular layer covering the nematode body and is shed-off during molting

    Cuticle

  • 34

    Refers to the possession of both functional male and female reproductive organ

    Hermaphroditic

  • 35

    The term for eggs hatching within the uterus followed by expulsion of living young

    Oviviparous

  • 36

    The casual organism of the root knot of most vegetables is

    Meloidogyne incognita

  • 37

    This does not a characterize a root-feeding nematodes

    Necrotrophic parasite

  • 38

    Number of molting in plant parasitic nematodes

    4

  • 39

    The infective stage of root knot nematode is during

    Second stage juveniles

  • 40

    Which is not included in Koch's postulates?

    Colonization

  • 41

    A yellowing caused by some factor other than light, such as by a virus or mycoplasma

    Chlorosis

  • 42

    Which of the following is a barrier to virus movement through the plant?

    Movement from the first infected cell

  • 43

    A seed with a virus is an important source of infection since the seed introduces

    The virus into the crop at a very early stage

  • 44

    The main components of plant viruses are

    Either DNA or RNA + protein

  • 45

    Plant pathology is the study of ________.

    Plant diseases

  • 46

    He is considered the father of plant pathology.

    Heinrich de Bary

  • 47

    A blight pathogen will affect the plant's capacity to

    Photosynthesize

  • 48

    The Autogenetic Theory of Disease states that:

    Pathogens are outgrowths of the disease and not the cause

  • 49

    Rye may induce this kind of affliction

    St. Anthony's Fire

  • 50

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

    Economic injury level

  • 51

    The man-directed control of insect pests by employing the use of natural enemies

    Biological control

  • 52

    The term given for crop distruction, injury or loss of value caused by the feeding activity of different pests

    Pest infestation

  • 53

    A kind of damage caused by the feeding of an insects through the removal of plant sap or plant parts in contrast with the damage caused by disease-transmitting insects

    Indirect damage

  • 54

    A biological control organism that usually lives inside the body of its host and consumes only one host to complete its life cycle

    Parasite

  • 55

    The most destructive avian pest that attacks rice and other small grains

    Philippine weaver

  • 56

    A serious pest of corn that attacks all parts of the plant except the roots

    Cutworm

  • 57

    Synchronous planting is an example of

    Cultural control

  • 58

    Mummification of fruits is an example of

    Symptom

  • 59

    A diseased plant is considered a

    Suscept

  • 60

    Which among the following does not describe what weeds are?

    Important

  • 61

    Which among the following is not true about the characteristics of weeds?

    Not adapted to competition

  • 62

    Weeds that originate from other areas and are introduced to the area where they are found

    Exotic

  • 63

    Weeds that grow and complete their life cycle under dry or wet condition of the soil

    Upland

  • 64

    Lowland weeds with their roots attached to the soil but the shoots are aerial/above-water

    Emerged

  • 65

    Weeds that reproduce mainly through seeds, and grow within a year

    Annuals

  • 66

    Weeds which are members of Family Gramineae

    Grasses

  • 67

    Weeds that belong to Family Cyperaceae

    Sedges

  • 68

    Weeds with rounded hollow stems and fibrous roots system

    Grasses

  • 69

    Weeds with triangular stems and parallel leaf venation

    Sedges

  • 70

    A toxic substance which is readily available and kills pest instantly

    Pesticide

  • 71

    A group of rodenticides that are slow-acting and are usually referred to as anti-coagulant rodenticides

    Chronic rodenticides

  • 72

    The ability of populations of pests to survive doses of an insecticide which are normally lethal

    Insecticide resistance

  • 73

    An insecticide that is absorbed by and translocated in the plant and the insect acquire the poison through feeding

    Systemic insecticide

  • 74

    A liquid pesticide formulation that does not dissolve in water but is dissolved in organic solvents

    Emulsifiable concentrates

  • 75

    A solid pesticide formulation applied undiluted where the active ingredient is combined with inert ingredients such as clay to form particles about the size of a coarse sugar

    Granule

  • 76

    Pesticide category symbolized by a red band and a skull and crossbones

    Category I

  • 77

    Which is not an expression of active unit in pesticides labels?

    ppm

  • 78

    A universally accepted name given a pesticide by an appropriate professional organization

    Common name

  • 79

    This is an effective seed treatment fungicide against corn downy mildew

    Metalaxyl

  • 80

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

    Mandible

  • 81

    This body region bears the legs and wings of the insect

    Thorax

  • 82

    The basal segment of an insect leg

    Coxa

  • 83

    Termites have this type of antenna

    Moniliform

  • 84

    This type of antenna is found among scarabaeid beetles

    Lamellate

  • 85

    This elbow-like type antennae is found among ants

    Geniculate

  • 86

    An insect that feeds on a number of unrelated species of plants

    Polyphagous insect

  • 87

    The collective term for parasitic and predatory insects

    Entomophagous insect

  • 88

    The growth stages of the rice plant that is/are most preferred by the rice bug

    Soft dough stage and milk stage

  • 89

    Substances such as sex pheromones that lure insects and can be used as a means of control

    Attractants

  • 90

    Protein synthesis occurs in _________.

    Ribosomes

  • 91

    Bacteria cannot enter the plant through

    Intact host surface

  • 92

    Published the first book of pytobacteriology "Bacteria in Relation to Plant Diseases"

    Erwin Frank Smith

  • 93

    The main means of reproduction of bacteria

    Binary fission

  • 94

    The five-carbon sugar compound of DNA

    Ribose

  • 95

    The building blocks of proteins is called

    Amino acids

  • 96

    Metabolic pathway that converts glucose to pyruvate

    Glycolysis

  • 97

    A group of pathogens that infect a set of plant varieties

    Race

  • 98

    A virus that infects bacteria

    Bacteriophage

  • 99

    A microbial product other than an enzyme which causes obvious damage to plant tissues, and which is believed to be involved in disease development

    Phytotoxin

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    問題一覧

  • 1

    Among the invertebrates, only insects have this characteristics

    3 pairs of jointed legs

  • 2

    Where are the Cerci located in insects?

    Abdomen

  • 3

    Where are the wings found in insects?

    Thorax

  • 4

    Where are the Genitalia found in insects?

    Abdomen

  • 5

    Where are the prolegs/pseudolegs located in caterpillars?

    Abdomen

  • 6

    Which of the following encloses the stylets in insects with piercing-sucking mouth type?

    Labium

  • 7

    Which of the following is not a characteristic of arthropods?

    Radial symmetry

  • 8

    The sensory organ is not found among insects

    Chelicera

  • 9

    The first segment of the insect antenna is called

    Scape

  • 10

    The second segment of the insect antenna is called

    Pedicel

  • 11

    The shape of the majority of plant pathogenic bacteria is

    Rod

  • 12

    He developed the substage condenser for the microscope

    Abbe

  • 13

    He showed that fire blight of pear and twig blight of apple were caused by a bacterium

    Thomas Jonathan Burrill

  • 14

    Which among the following does not belong to the five major genera of phytopathogenic bacteria

    Bacterium

  • 15

    This part is not found in the cell envelope of a Gram positive bacteria

    Outer membrane

  • 16

    Antibiotic that interferes with peptidoglycan synthesis and prevents cell wall synthesis in growing bacterial cells

    Penicillin

  • 17

    A bacterial surface appendage responsible for motility

    Flagella

  • 18

    This part is missing in mollicutes

    Cytoplasm

  • 19

    Flagellation pattern characterized by the presence of a single flagellum

    Monotrichous

  • 20

    Refers to the generic material of bacteria

    Deoxyribonucleic acid

  • 21

    A fungal mycelium appearing on rotten fruit is an example of

    Sign

  • 22

    Aflatoxin is formed by

    Aspergillus flavus

  • 23

    Fungi in the Philippines reproduce mainly by forming

    Asexual spores

  • 24

    Fungal pathogens are often isolated using this technique

    Tissue planting

  • 25

    Group of microorganisms that can directly penetrate the intact host surface

    Fungi

  • 26

    A fungal structure used for attachment to the host surface

    Appressorium

  • 27

    Some fungal pathogens form this structure to obtain nutrients from the host

    Haustorium

  • 28

    In the absence of the plants in the field, fungal pathogens will not survive in

    Human beings

  • 29

    A characteristic of fungi

    Eukaryotic

  • 30

    The presence of different nuclei n the same mycelium is termed as

    Heterokaryosis

  • 31

    Some nematodes serves as ________ and transmit plant viruses which contributes in disease development.

    Vectors

  • 32

    For annual crops, the maximum number of nematodes parasites can be recovered during

    Near harvest stage

  • 33

    This is the outer non-cellular layer covering the nematode body and is shed-off during molting

    Cuticle

  • 34

    Refers to the possession of both functional male and female reproductive organ

    Hermaphroditic

  • 35

    The term for eggs hatching within the uterus followed by expulsion of living young

    Oviviparous

  • 36

    The casual organism of the root knot of most vegetables is

    Meloidogyne incognita

  • 37

    This does not a characterize a root-feeding nematodes

    Necrotrophic parasite

  • 38

    Number of molting in plant parasitic nematodes

    4

  • 39

    The infective stage of root knot nematode is during

    Second stage juveniles

  • 40

    Which is not included in Koch's postulates?

    Colonization

  • 41

    A yellowing caused by some factor other than light, such as by a virus or mycoplasma

    Chlorosis

  • 42

    Which of the following is a barrier to virus movement through the plant?

    Movement from the first infected cell

  • 43

    A seed with a virus is an important source of infection since the seed introduces

    The virus into the crop at a very early stage

  • 44

    The main components of plant viruses are

    Either DNA or RNA + protein

  • 45

    Plant pathology is the study of ________.

    Plant diseases

  • 46

    He is considered the father of plant pathology.

    Heinrich de Bary

  • 47

    A blight pathogen will affect the plant's capacity to

    Photosynthesize

  • 48

    The Autogenetic Theory of Disease states that:

    Pathogens are outgrowths of the disease and not the cause

  • 49

    Rye may induce this kind of affliction

    St. Anthony's Fire

  • 50

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

    Economic injury level

  • 51

    The man-directed control of insect pests by employing the use of natural enemies

    Biological control

  • 52

    The term given for crop distruction, injury or loss of value caused by the feeding activity of different pests

    Pest infestation

  • 53

    A kind of damage caused by the feeding of an insects through the removal of plant sap or plant parts in contrast with the damage caused by disease-transmitting insects

    Indirect damage

  • 54

    A biological control organism that usually lives inside the body of its host and consumes only one host to complete its life cycle

    Parasite

  • 55

    The most destructive avian pest that attacks rice and other small grains

    Philippine weaver

  • 56

    A serious pest of corn that attacks all parts of the plant except the roots

    Cutworm

  • 57

    Synchronous planting is an example of

    Cultural control

  • 58

    Mummification of fruits is an example of

    Symptom

  • 59

    A diseased plant is considered a

    Suscept

  • 60

    Which among the following does not describe what weeds are?

    Important

  • 61

    Which among the following is not true about the characteristics of weeds?

    Not adapted to competition

  • 62

    Weeds that originate from other areas and are introduced to the area where they are found

    Exotic

  • 63

    Weeds that grow and complete their life cycle under dry or wet condition of the soil

    Upland

  • 64

    Lowland weeds with their roots attached to the soil but the shoots are aerial/above-water

    Emerged

  • 65

    Weeds that reproduce mainly through seeds, and grow within a year

    Annuals

  • 66

    Weeds which are members of Family Gramineae

    Grasses

  • 67

    Weeds that belong to Family Cyperaceae

    Sedges

  • 68

    Weeds with rounded hollow stems and fibrous roots system

    Grasses

  • 69

    Weeds with triangular stems and parallel leaf venation

    Sedges

  • 70

    A toxic substance which is readily available and kills pest instantly

    Pesticide

  • 71

    A group of rodenticides that are slow-acting and are usually referred to as anti-coagulant rodenticides

    Chronic rodenticides

  • 72

    The ability of populations of pests to survive doses of an insecticide which are normally lethal

    Insecticide resistance

  • 73

    An insecticide that is absorbed by and translocated in the plant and the insect acquire the poison through feeding

    Systemic insecticide

  • 74

    A liquid pesticide formulation that does not dissolve in water but is dissolved in organic solvents

    Emulsifiable concentrates

  • 75

    A solid pesticide formulation applied undiluted where the active ingredient is combined with inert ingredients such as clay to form particles about the size of a coarse sugar

    Granule

  • 76

    Pesticide category symbolized by a red band and a skull and crossbones

    Category I

  • 77

    Which is not an expression of active unit in pesticides labels?

    ppm

  • 78

    A universally accepted name given a pesticide by an appropriate professional organization

    Common name

  • 79

    This is an effective seed treatment fungicide against corn downy mildew

    Metalaxyl

  • 80

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

    Mandible

  • 81

    This body region bears the legs and wings of the insect

    Thorax

  • 82

    The basal segment of an insect leg

    Coxa

  • 83

    Termites have this type of antenna

    Moniliform

  • 84

    This type of antenna is found among scarabaeid beetles

    Lamellate

  • 85

    This elbow-like type antennae is found among ants

    Geniculate

  • 86

    An insect that feeds on a number of unrelated species of plants

    Polyphagous insect

  • 87

    The collective term for parasitic and predatory insects

    Entomophagous insect

  • 88

    The growth stages of the rice plant that is/are most preferred by the rice bug

    Soft dough stage and milk stage

  • 89

    Substances such as sex pheromones that lure insects and can be used as a means of control

    Attractants

  • 90

    Protein synthesis occurs in _________.

    Ribosomes

  • 91

    Bacteria cannot enter the plant through

    Intact host surface

  • 92

    Published the first book of pytobacteriology "Bacteria in Relation to Plant Diseases"

    Erwin Frank Smith

  • 93

    The main means of reproduction of bacteria

    Binary fission

  • 94

    The five-carbon sugar compound of DNA

    Ribose

  • 95

    The building blocks of proteins is called

    Amino acids

  • 96

    Metabolic pathway that converts glucose to pyruvate

    Glycolysis

  • 97

    A group of pathogens that infect a set of plant varieties

    Race

  • 98

    A virus that infects bacteria

    Bacteriophage

  • 99

    A microbial product other than an enzyme which causes obvious damage to plant tissues, and which is believed to be involved in disease development

    Phytotoxin