CDFA IPM Exam (Revised) Actual Exam Questions
And Answers
2,4-D is used to control? - Answer-annual broadleaf weeds in crops
/.Spry Oil Properties - Answer-High Viscosity in Summer with high heat: Less Phytotoxic
Low Viscosity in Winter with low heat: Heavier Oil
/.What is 2-4D amine? - Answer-Salt
/.What are IGR? - Answer-Insect Growth Regulators, Mimic natural hormones and
interfere with growth
/.Herbicides adsorbs/binds to which kind of soil? - Answer-Soil with high organic/clay
content and Low pH, high temperature
/.Year of earliest bio control? - Answer-1200AD
/.Biological control became popular in 1962 with release of which book? - Answer-Silent
spring
/.Which years during WWI was pesticide research done? - Answer-1939-1945
/.What is Direct and Indirect damage in plants? - Answer-Direct damage: Feed on part
of crop we use
Indirect damage: Feed on part of plant we do not use
/.How is Tristeza on citrus avoided? - Answer-Use tristeza free material
/.American Fourbrood (AFB) is caused by what? - Answer-Spore forming Paenibacillus
larvae ssp. / most most widespread and destructive of brood diseases
/.Africanized honey bees are considered what? - Answer-Agressive
/.The alfalfa butterfly parasite attack: ( early instars, later instars or eggs) - Answer-Early
instars
/.Alligator Wee, Rating - Answer-A
/.Anticoagulant baits are used because why? - Answer-The don't develop resistance in
animals
/.Where are anticoagulants placed for mice and rats? - Answer-Placed in bait boxes (
not scattered)
, /.How are Ants a problem? - Answer-Eat tender new growth, nuisance ALL THE
ABOVE
/.Which are considered Pests of bee hives? - Answer-Verroa and Tracheal mites,
raccoons, small hive beetle, ants, bears, skunks and mice
/.An appeal by a beekeepers is to What? - Answer-Take sample with inspector jointly
and send a written appeal to CDFA secretary
/.Arrhentoky - Answer-Form of parthenogenesis where unfertilized eggs develop into
males
/.Ash and other trees are affected by what during cool springs? - Answer-Anthracnose
/.Augmentative control is defined as? - Answer-Supplementing the numbers of naturally
occurring beneficial populations with mass-reared insects
/.Inoculative control (Augmentative) - Answer-Release of beneficial is made on the crop
ONCE during season. Control is ensured for rest of season by their offsprings.
/.Inundative control (Augmentative) - Answer-Releases are planned when pests are only
controlled by released beneficials themselves. More frequent releases are necessary.
/.Bats are in general? - Answer-Insectivorous
/.Bees pollinate what crops in desert regions? - Answer-Alfalfa
/.Bees pollinate which crops in arid regions of CA, NV and AZ? - Answer-Cotton/Alfalfa
/.Biocontrol of musk thistle: Eats what part of the plant? (Seed head, stems or leaves) -
Answer-See head
/.Bio Control on citrus has been effective for all the following except for? - Answer-Citrus
Blackfly
/.The bio control trichogramma wasp controls what? - Answer-Parasitizes insect eggs
/.Black tailed jack rabbit: (game animal or non game animal) - Answer-Game animal
/.Botrytis characteristics and control - Answer-Characteristic: Fungus overwinters as
sclerotia in berry mummies on the ground or hanging on vines and in canes. Spore
production occur in spring. Infections may occur during bloom should rains occur. Late
infections are most severe when RH exceeds 92%.
Control: Good coverage of fungicides on canopy. Using cultural control methods like
leaf removal, using resistant varieties.
And Answers
2,4-D is used to control? - Answer-annual broadleaf weeds in crops
/.Spry Oil Properties - Answer-High Viscosity in Summer with high heat: Less Phytotoxic
Low Viscosity in Winter with low heat: Heavier Oil
/.What is 2-4D amine? - Answer-Salt
/.What are IGR? - Answer-Insect Growth Regulators, Mimic natural hormones and
interfere with growth
/.Herbicides adsorbs/binds to which kind of soil? - Answer-Soil with high organic/clay
content and Low pH, high temperature
/.Year of earliest bio control? - Answer-1200AD
/.Biological control became popular in 1962 with release of which book? - Answer-Silent
spring
/.Which years during WWI was pesticide research done? - Answer-1939-1945
/.What is Direct and Indirect damage in plants? - Answer-Direct damage: Feed on part
of crop we use
Indirect damage: Feed on part of plant we do not use
/.How is Tristeza on citrus avoided? - Answer-Use tristeza free material
/.American Fourbrood (AFB) is caused by what? - Answer-Spore forming Paenibacillus
larvae ssp. / most most widespread and destructive of brood diseases
/.Africanized honey bees are considered what? - Answer-Agressive
/.The alfalfa butterfly parasite attack: ( early instars, later instars or eggs) - Answer-Early
instars
/.Alligator Wee, Rating - Answer-A
/.Anticoagulant baits are used because why? - Answer-The don't develop resistance in
animals
/.Where are anticoagulants placed for mice and rats? - Answer-Placed in bait boxes (
not scattered)
, /.How are Ants a problem? - Answer-Eat tender new growth, nuisance ALL THE
ABOVE
/.Which are considered Pests of bee hives? - Answer-Verroa and Tracheal mites,
raccoons, small hive beetle, ants, bears, skunks and mice
/.An appeal by a beekeepers is to What? - Answer-Take sample with inspector jointly
and send a written appeal to CDFA secretary
/.Arrhentoky - Answer-Form of parthenogenesis where unfertilized eggs develop into
males
/.Ash and other trees are affected by what during cool springs? - Answer-Anthracnose
/.Augmentative control is defined as? - Answer-Supplementing the numbers of naturally
occurring beneficial populations with mass-reared insects
/.Inoculative control (Augmentative) - Answer-Release of beneficial is made on the crop
ONCE during season. Control is ensured for rest of season by their offsprings.
/.Inundative control (Augmentative) - Answer-Releases are planned when pests are only
controlled by released beneficials themselves. More frequent releases are necessary.
/.Bats are in general? - Answer-Insectivorous
/.Bees pollinate what crops in desert regions? - Answer-Alfalfa
/.Bees pollinate which crops in arid regions of CA, NV and AZ? - Answer-Cotton/Alfalfa
/.Biocontrol of musk thistle: Eats what part of the plant? (Seed head, stems or leaves) -
Answer-See head
/.Bio Control on citrus has been effective for all the following except for? - Answer-Citrus
Blackfly
/.The bio control trichogramma wasp controls what? - Answer-Parasitizes insect eggs
/.Black tailed jack rabbit: (game animal or non game animal) - Answer-Game animal
/.Botrytis characteristics and control - Answer-Characteristic: Fungus overwinters as
sclerotia in berry mummies on the ground or hanging on vines and in canes. Spore
production occur in spring. Infections may occur during bloom should rains occur. Late
infections are most severe when RH exceeds 92%.
Control: Good coverage of fungicides on canopy. Using cultural control methods like
leaf removal, using resistant varieties.
