CDFA IPM Exam (Revised); Questions with Complete Solutions 100% Verified
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Course
CDFA
Institution
CDFA
CDFA IPM Exam (Revised); Questions with Complete
Solutions 100% Verified
2,4-D is used to control? Correct answer-annual broadleaf weeds in crops
Spry Oil Properties Correct answer-High Viscosity in Summer with high heat: Less
Phytotoxic
Low Viscosity in Winter with low heat: Heavier Oil
W...
CDFA IPM Exam (Revised); Questions with Complete
Solutions 100% Verified
2,4-D is used to control? Correct answer-annual broadleaf weeds in crops
Spry Oil Properties Correct answer-High Viscosity in Summer with high heat: Less
Phytotoxic
Low Viscosity in Winter with low heat: Heavier Oil
What is 2-4D amine? Correct answer-Salt
What are IGR? Correct answer-Insect Growth Regulators, Mimic natural hormones and
interfere with growth
Herbicides adsorbs/binds to which kind of soil? Correct answer-Soil with high
organic/clay content and Low pH, high temperature
Year of earliest bio control? Correct answer-1200AD
Biological control became popular in 1962 with release of which book? Correct answer-
Silent spring
Which years during WWI was pesticide research done? Correct answer-1939-1945
, CDFA IPM Exam (Revised); Questions with Complete
Solutions 100% Verified
What is Direct and Indirect damage in plants? Correct 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? Correct answer-Use tristeza free material
American Fourbrood (AFB) is caused by what? Correct answer-Spore forming
Paenibacillus larvae ssp. / most most widespread and destructive of brood diseases
Africanized honey bees are considered what? Correct answer-Agressive
The alfalfa butterfly parasite attack: ( early instars, later instars or eggs) Correct answer-
Early instars
Alligator Wee, Rating Correct answer-A
Anticoagulant baits are used because why? Correct answer-The don't develop resistance
in animals
Where are anticoagulants placed for mice and rats? Correct answer-Placed in bait boxes (
not scattered)
, CDFA IPM Exam (Revised); Questions with Complete
Solutions 100% Verified
How are Ants a problem? Correct answer-Eat tender new growth, nuisance ALL THE
ABOVE
Which are considered Pests of bee hives? Correct answer-Verroa and Tracheal mites,
raccoons, small hive beetle, ants, bears, skunks and mice
An appeal by a beekeepers is to What? Correct answer-Take sample with inspector jointly
and send a written appeal to CDFA secretary
Arrhentoky Correct answer-Form of parthenogenesis where unfertilized eggs develop
into males
Ash and other trees are affected by what during cool springs? Correct answer-
Anthracnose
Augmentative control is defined as? Correct answer-Supplementing the numbers of
naturally occurring beneficial populations with mass-reared insects
Inoculative control (Augmentative) Correct 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) Correct answer-Releases are planned when pests are
only controlled by released beneficials themselves. More frequent releases are necessary.
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