Crop Protection Reviewer – Agriculture Board Exam (Set 5)

Question of
The substance which gives a formulated product of its pesticidal properties is called
- Adjuvant
- Active ingredients
- Surfactant
- Inert ingredient
Question of
On the destructive/injurious side, what insect pest inflict the destruction of structure
- Leafhopper
- Locust
- Termites
- Stemborer
Question of
A type of insect mouthpart which are elongated like very needles or stylet, and these are inserted by insects into intact tissues of animal or plants to suck up their sap or juice just like in mosquito and blackfly.
- Piercing–sucking type
- Sponging type
- Rasping – sucking type
- Chewing – lapping type
Question of
An insect mouthpart type adapted for gathering nectar (liquid) and for cutting solid which are found in bees, wasps and ants
- Sponging type
- Chewing type
- Chewing – lapping type
- Rasping – sucking type
Question of
A part of an insect head which are elongated, segment structures of varying designs and single and are used for sensory purposes and sometimes for defense.
- Eyes
- Antennae
- Mouthpart
- Wings
Question of
An elytron is thick and hard wings with uniform texture which is used to protect the hindlegs and body of what insect?
- Beetles/weevils
- True bugs
- Thrips
- Caddishflies/moth
Question of
A type of mouthpart tooth-like structures called mandibles which are used for chewing , grinding , tearing or pinching off solid food and structures called maxillae for helping in putting the food into the mouth
- Chewing – lapping
- Siphoning type
- Rasping-sucking type
- Chewing type
Question of
The largest part of insect body region
- Head
- Thorax
- Abdomen
- Wing
Question of
A fringe type wing has hair along the margins of the central wing structure and is found in what insect?
- True bugs
- True flies
- Thrips
- Moth
Question of
An insect reproduction with no fertilization occurs , hence only the female are needed such as the aphids in the tropics
- Bisexual reproduction
- Parthenogenesis
- Paedogenesis
- None of the choices
Question of
A type of mouthpart with a sponge-like structure at the tip which converts solids into liquids and then latter are sucked up . This mouthpart is found in the Order Diptera – housefly
- Piercing – sucking
- Sponging
- Rasping – sucking
- Siphoning
Question of
A type of insect metamorphosis with no metamorphosis is called
- Hemimetabola
- Ametabola
- Paurometabola
- Holometabola
Question of
A type of insect metamorphosis with complete metamorphosis is called
- Holometabola
- Ametabola
- Paurometabola
- Hemimetabola
Question of
A type of mimicry in which mimic pretend to be the guest within the nest of other insect.
- Batesian mimicry
- Mullerium mimicry
- Wasmanian mimicry
- None of the choices
Question of
Praying mantid has legs designed for
- Pollen gathering
- Grasping
- Digging
- Clinging
Question of
Killing rats with rodenticides is the common method of rat control . What type of rodenticides which prevent normal blood coagulant thereby causing death through slow internal bleeding
- Anticoagulant
- Coagulant
- Acute poisoning
- Chronic poisoning
Question of
Available acute rodenticides in the Philippines
- Zinc phosphate
- Warfarin
- Racumin
- Coumarin/Diphacinone
Question of
This fear of insect lead to nervous disorder which is known as
- Entomophobia
- Insectophobia
- Dermatosis
- Myiasis
Question of
An effect of pesticides which dries up plant leaves , stems and insect is called
- Defoliant
- Chemosterilant
- Desiccant
- Anti-feedant
Question of
An effect of pesticides which destroy’s pest ability to reproduce is called
- Defoliant
- Chemosterilant
- Desiccant
- Anti-feedant
Question of
What type of dormancy impose and maintained by the following mechanisms ; 1. Immaturity of the embryo 2. Seed coat impermeable to water 3. Seed coats that inhibit gaseous exchange 4. Mechanical resistance of the seed coat to embryo coat 5. Growth substance imbalance within the embryo
- Secondary dormancy
- Enforced dormancy
- Induced dormancy
- Innate dormancy
Question of
The main purpose of weed management is
- Eliminate all weeds in the crop land
- Totally remove all the weeds in the field
- Eradicate all the weed population to the level that will not significantly reduce crop yield
- Reduction of weeds to the levels that will not significantly reduce crop yield
Question of
The most difficult to control weed is
- Annual
- Biennial
- Perennial
- Grasses
Question of
Protection of crops from weeds is best attained through
- Physical weed control method
- Cultural and ecological weed control method
- Chemical weed control method
- Integrated weed management
Question of
Anticoagulant available in the Philippines includes the following, except:
- Warfarin
- Coumarin
- Racumen
- Zinc phosphate
Question of
A physical method of weed control done by placing organic material or plastic that provides considerable control of some weeds by reducing light available to the crops and serving as a barrier to weed emergence
- Handweeding
- Mulching
- Water management
- Mechanical
Question of
This method of weed control is effectively used in transplanted lowland rice
- Handweeding
- Mulching
- Water management
- Mechanical
Question of
Weeds are defined by the following, except:
- Out of place plant
- Wanted plant
- Undesirable plant
- Interferes with human activities and water navigation
Question of
A science that deals with anything about out of place plant
- Weed science
- Crop science
- Crop protection
- Horticultural Science
Question of
The larvae of moths and butterflies
- Maggots
- Grubs
- Caterpillar
- Wireworms
Question of
An insect pupae whose appendages free but folded loosely against the body, found in beetle pupae is called
- Obtect
- Coarctate
- Exarate
- Cocoon
Question of
The pupal stage of growth , because of its helpness , is generally concealed in the soil or in some other protected place or bundled upon a silken case known as what?
- Obtect
- Coarctate
- Puparium
- Cocoon
Question of
This insecticide must be ingested to be effective and therefore act only on chewing insect as stomach poisons
- Inorganic insecticides
- Organic insecticides
- Organo-phosphorus insecticides
- Carbamate insecticides
Question of
The larvae of click beetle is called
- Maggots
- Grubs
- Caterpillar
- Wireworms
Question of
The larvae of beetle is called
- Caterpillar
- Maggots
- Cutworms
- Grubs
Question of
The fly larva uses dry, hardened skin to form a pupal case known as a
- Obtect
- Coarctate
- Puparium
- Cocoon
Question of
An insect pupae enclosed in a cuticular case is cased called
- Obtect
- Exarate
- Coarctate
- Puparium
Question of
The chief disadvantages of inorganic insecticides are, except;
- Toxicity limited mainly to chewing –type insects
- Persistence in orchard soil
- Absence of a residue tolerance on food residue
- Development of arsenical resistance
Question of
An insects body region which is made up rigid “box” of three distinct segments.
- Head
- Abdomen
- Thorax
- Tagmosis
Question of
The larvae of flies is called
- Caterpillar
- Maggots
- Grubs
- Wireworm
Question of
The manipulation of the morphology or physiology of a crop by selective breeding or hybridization so that the pest or pathogen cannot become established is called
- Development of resistance
- Genetic manipulation
- Physiological manipulation
- Protective manipulation
Question of
A measure which reduce attack by the pathogen to varying extends. These include methods of growing plants which discourage their pathogens; which enhance their resistance, or which enable them to withstand attack more successfully . This disease control is called what?
- Alleviation / cultural practices
- Crop sanitation
- Plant quarantine
- Crop rotation
Question of
Faulty mechanical sowing can damage the seed and so predispose it to attack by what?
- Soil nematodes
- Soil fungicides
- Soil Fungi
- Soil algae
Question of
The first substances to be used as a fungicide , insecticide , acaricide and general fumigants?
- Chlorine
- Cooper
- Mercury
- Sulfur
Question of
High concentration of what plant nutrient predispose towards disease susceptibility , the plant becoming “ soft “ and tending to remain in vegetative condition?
- Nitrogen
- Phosphorus
- Potassium
- Calcium
Question of
The larvae of a mosquito is called
- Grubs
- Wireworm
- Wriggler
- Caterpillar
Question of
The prevention of plant disease development by chemical means by manipulating the environment , or by eradicating the pathogen is called?
- Immunization
- Prophylaxis
- Protection
- Eradication
Question of
The effect of pest activities on host physiology that is usually deleterious is called
- Damage
- Destruction
- Injury
- None of the choices
Question of
This rodent pest has a cinnamon buff color with darker streak on upper part and of medium sized with an average weight of 180 grams
- Asian rice field rat
- Common rice field rat
- Polynesian or bush rat
- Norway rat
Question of
House or tree sparrow is a vertebrae pest that belong to what class?
- Aves
- Gastropoda
- Mammalia
- Chordata

Crop Protection Reviewer – Agriculture Board Exam (Set 5)

The substance which gives a formulated product of its pesticidal properties is called

On the destructive/injurious side, what insect pest inflict the destruction of structure

A type of insect mouthpart which are elongated like very needles or stylet, and these are inserted by insects into intact tissues of animal or plants to suck up their sap or juice just like in mosquito and blackfly.

An insect mouthpart type adapted for gathering nectar (liquid) and for cutting solid which are found in bees, wasps and ants

A part of an insect head which are elongated, segment structures of varying designs and single and are used for sensory purposes and sometimes for defense.

An elytron is thick and hard wings with uniform texture which is used to protect the hindlegs and body of what insect?

A type of mouthpart tooth-like structures called mandibles which are used for chewing , grinding , tearing or pinching off solid food and structures called maxillae for helping in putting the food into the mouth

The largest part of insect body region

A fringe type wing has hair along the margins of the central wing structure and is found in what insect?

An insect reproduction with no fertilization occurs , hence only the female are needed such as the aphids in the tropics

A type of mouthpart with a sponge-like structure at the tip which converts solids into liquids and then latter are sucked up . This mouthpart is found in the Order Diptera – housefly

A type of insect metamorphosis with no metamorphosis is called

A type of insect metamorphosis with complete metamorphosis is called

A type of mimicry in which mimic pretend to be the guest within the nest of other insect.

Praying mantid has legs designed for

Killing rats with rodenticides is the common method of rat control . What type of rodenticides which prevent normal blood coagulant thereby causing death through slow internal bleeding

Available acute rodenticides in the Philippines

This fear of insect lead to nervous disorder which is known as

An effect of pesticides which dries up plant leaves , stems and insect is called

An effect of pesticides which destroy’s pest ability to reproduce is called

What type of dormancy impose and maintained by the following mechanisms ; 1. Immaturity of the embryo 2. Seed coat impermeable to water 3. Seed coats that inhibit gaseous exchange 4. Mechanical resistance of the seed coat to embryo coat 5. Growth substance imbalance within the embryo

The main purpose of weed management is

The most difficult to control weed is

Protection of crops from weeds is best attained through

Anticoagulant available in the Philippines includes the following, except:

A physical method of weed control done by placing organic material or plastic that provides considerable control of some weeds by reducing light available to the crops and serving as a barrier to weed emergence

This method of weed control is effectively used in transplanted lowland rice

Weeds are defined by the following, except:

A science that deals with anything about out of place plant

The larvae of moths and butterflies

An insect pupae whose appendages free but folded loosely against the body, found in beetle pupae is called

The pupal stage of growth , because of its helpness , is generally concealed in the soil or in some other protected place or bundled upon a silken case known as what?

This insecticide must be ingested to be effective and therefore act only on chewing insect as stomach poisons

The larvae of click beetle is called

The larvae of beetle is called

The fly larva uses dry, hardened skin to form a pupal case known as a

An insect pupae enclosed in a cuticular case is cased called

The chief disadvantages of inorganic insecticides are, except;

An insects body region which is made up rigid “box” of three distinct segments.

The larvae of flies is called

The manipulation of the morphology or physiology of a crop by selective breeding or hybridization so that the pest or pathogen cannot become established is called

A measure which reduce attack by the pathogen to varying extends. These include methods of growing plants which discourage their pathogens; which enhance their resistance, or which enable them to withstand attack more successfully . This disease control is called what?

Faulty mechanical sowing can damage the seed and so predispose it to attack by what?

The first substances to be used as a fungicide , insecticide , acaricide and general fumigants?

High concentration of what plant nutrient predispose towards disease susceptibility , the plant becoming “ soft “ and tending to remain in vegetative condition?

The larvae of a mosquito is called

The prevention of plant disease development by chemical means by manipulating the environment , or by eradicating the pathogen is called?

The effect of pest activities on host physiology that is usually deleterious is called

This rodent pest has a cinnamon buff color with darker streak on upper part and of medium sized with an average weight of 180 grams

House or tree sparrow is a vertebrae pest that belong to what class?

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