CA BRANCH 3 COMPREHENSIVE 2026/2027 EXAMS
QUESTIONS AND ANSWERS GRADED A+
✔✔Insect Growth Regulators (IGR) - ✔✔Block development in immature insects, low
toxicity.
✔✔IGR-Hydropene - ✔✔Works well on roaches, drain and fruit flies, bed bugs.
✔✔IGR-Methprene - ✔✔Precor IGR and Precor 2000- works for flee control.
✔✔Synergist - ✔✔Chemical additives that make products more effective.
Pipernoyl
MGK 264
✔✔Signal Words - ✔✔Must Appear on the front label of the product and resemble how
toxic a chemical is.
✔✔Danger - ✔✔Catogory 1: highly toxic, LD50=0-50
✔✔Warning - ✔✔Category 2, moderately toxic, LD50=50-500
✔✔Caution - ✔✔Catogory 3, slightly toxic, LD50=500-5000
✔✔Acute Toxicity - ✔✔Rapid response to a single exposure or dose of a chemical,
often with in minutes or hours
✔✔Chronic Toxicity - ✔✔Repeated exposures overtime to sub-lethal doses of
chemicals
✔✔LD-50 - ✔✔The lethal dose required to kill 50% of a large population of pest
✔✔Net Contents - ✔✔How much formula is in the container
✔✔EPA Est Number - ✔✔What location and facility the product was made
✔✔LC-50 - ✔✔Lethal concentration in air or water required to kill 50% of pest.
✔✔Emulsifiable Concentrate (EC) - ✔✔A pesticide formulation produced by mixing an
active ingredient and an emulsifying agent in a suitable petroleum solvent. When
combined with water, a milky emulsion is usually formed.
✔✔Wettable powder - ✔✔A dry pesticide formulation in powder form that forms a
suspension when added to water.
, ✔✔Soluble Powders (SP) - ✔✔Look like wettable powders but desolate into true
solutions.
✔✔Suspension Concentrates - ✔✔Products made with small particles suspended in oil
solvents or water.
✔✔Flowable Liquids - ✔✔Products contain concentrated water disposable powders in a
liquid form.
✔✔Micro-encapsulated Formulations - ✔✔the active ingredient is put into small micro
sacks made of nylon or other plastics. they stay in suspension in the spray tank and
when sprayed they will slowly release the toxin to the soil and cling onto the
exoskeleton of the pest.
✔✔Dust - ✔✔Insecticide with dust diluent.
✔✔Granules - ✔✔Made by coating or impregnateing an inert carrier with an insecticide.
Made with materials such as, clay, corn cob, pecan shells saw dust etc.
✔✔Baits - ✔✔Based on a combo of insecticide with an attractive carrier food that
insects prefer
✔✔Fumigants - ✔✔small molecules which are delivered as a gas to penetrate soil or
other materials
✔✔Chlorinated Hydrocarbon Products - ✔✔Chlordane
DDT
Lindane
Methoxychlor
✔✔Organophosphate Products - ✔✔Chlorpyrifos
Diazinon
Malathion
Propetamphos (Catalyst)
DDVP (Dichlorvas)
✔✔Carbamates - ✔✔Sevin
Baygon
✔✔All synthetic organic poisons contain some form of the element carbon? - ✔✔True
✔✔Three body parts of an insect - ✔✔head, thorax, abdomen
QUESTIONS AND ANSWERS GRADED A+
✔✔Insect Growth Regulators (IGR) - ✔✔Block development in immature insects, low
toxicity.
✔✔IGR-Hydropene - ✔✔Works well on roaches, drain and fruit flies, bed bugs.
✔✔IGR-Methprene - ✔✔Precor IGR and Precor 2000- works for flee control.
✔✔Synergist - ✔✔Chemical additives that make products more effective.
Pipernoyl
MGK 264
✔✔Signal Words - ✔✔Must Appear on the front label of the product and resemble how
toxic a chemical is.
✔✔Danger - ✔✔Catogory 1: highly toxic, LD50=0-50
✔✔Warning - ✔✔Category 2, moderately toxic, LD50=50-500
✔✔Caution - ✔✔Catogory 3, slightly toxic, LD50=500-5000
✔✔Acute Toxicity - ✔✔Rapid response to a single exposure or dose of a chemical,
often with in minutes or hours
✔✔Chronic Toxicity - ✔✔Repeated exposures overtime to sub-lethal doses of
chemicals
✔✔LD-50 - ✔✔The lethal dose required to kill 50% of a large population of pest
✔✔Net Contents - ✔✔How much formula is in the container
✔✔EPA Est Number - ✔✔What location and facility the product was made
✔✔LC-50 - ✔✔Lethal concentration in air or water required to kill 50% of pest.
✔✔Emulsifiable Concentrate (EC) - ✔✔A pesticide formulation produced by mixing an
active ingredient and an emulsifying agent in a suitable petroleum solvent. When
combined with water, a milky emulsion is usually formed.
✔✔Wettable powder - ✔✔A dry pesticide formulation in powder form that forms a
suspension when added to water.
, ✔✔Soluble Powders (SP) - ✔✔Look like wettable powders but desolate into true
solutions.
✔✔Suspension Concentrates - ✔✔Products made with small particles suspended in oil
solvents or water.
✔✔Flowable Liquids - ✔✔Products contain concentrated water disposable powders in a
liquid form.
✔✔Micro-encapsulated Formulations - ✔✔the active ingredient is put into small micro
sacks made of nylon or other plastics. they stay in suspension in the spray tank and
when sprayed they will slowly release the toxin to the soil and cling onto the
exoskeleton of the pest.
✔✔Dust - ✔✔Insecticide with dust diluent.
✔✔Granules - ✔✔Made by coating or impregnateing an inert carrier with an insecticide.
Made with materials such as, clay, corn cob, pecan shells saw dust etc.
✔✔Baits - ✔✔Based on a combo of insecticide with an attractive carrier food that
insects prefer
✔✔Fumigants - ✔✔small molecules which are delivered as a gas to penetrate soil or
other materials
✔✔Chlorinated Hydrocarbon Products - ✔✔Chlordane
DDT
Lindane
Methoxychlor
✔✔Organophosphate Products - ✔✔Chlorpyrifos
Diazinon
Malathion
Propetamphos (Catalyst)
DDVP (Dichlorvas)
✔✔Carbamates - ✔✔Sevin
Baygon
✔✔All synthetic organic poisons contain some form of the element carbon? - ✔✔True
✔✔Three body parts of an insect - ✔✔head, thorax, abdomen
