Stats: Pest Management

General Stats

This quiz has been taken 26 times
23 since last reset
The average score is 14 of 20

Answer Stats

Question	Answer	% Correct
A pest is an organism that _____ another organism.	All of the above	100%
Which of the following does NOT encourage pesticide pesticide resistance to develop?	Alternating pesticides with different modes of action	100%
Which of the following is useful in managing herbicide resistant weed populations?	Change modes of action	100%
_____ pesticides exert their pesticidal action where they are placed on a plant.	Contact	100%
The time during the season when a crop should be kept free of weeds is the _____ period.	Critical weed free	100%
Which of the following is important in many disease management programs?	Crop rotation	100%
Natural enemies of pests _____ pest populations.	Decrease	100%
IPM has a main goal of _____ pesticide use.	Decreasing	100%
_____ must provide assistance to workers who have been poisoned by a pesticide under Worker Protection Standards.	Employers	100%
Which of the following helps weeds survive and be competitive?	High growth rate	100%
Worker Protection Standards do not specifically require _____.	Inoculation for disease exposure	100%
Insect damage to a crop can occur when _____ coincides with crop growth.	Insect activity	100%
Soil for a nematode analysis should be _____ before shipping.	Kept cool	100%
A limitation of GM crops is _____.	Lack of marketability in some countries	100%
_____ fungicides are designed to kill specific pests.	Narrow spectrum	100%
In integrated pest management, the economic injury level is the level where _____ equals the _____ due to damage by the pest.	Pest management costs, loss in income	100%
_____ is a major way insects feed.	Piercing-sucking	100%
_____ fungicides are absorbed by the plant and distributed internally to prevent disease infection or kill the pathogen without harming the plant?	Systemic	100%
When using proper pest monitoring procedures _____.	Treatments are based on pest levels and economics	100%
Pesticides should NOT be stored in a _____ building.	Unlocked	100%
Which of the following pathogens usually survives only in living tissue?	Virus	100%
If a pesticide is moderately toxic, the label will have the signal word _____.	WARNING	100%
In developing a sampling scheme for a pest, _____ does NOT need to be considered.	Who does the sampling	100%
_____ is an important way pests are transported to host plants.	Wind	100%
Which of the following is LEAST helpful in identifying a pest?	Soil series	80%
Mites have _____ legs.	0 to 8	75%
Which of the following is NOT a common example of non-pest damage to crops?	Irrigation	75%
Which of the following water quality parameters can impact herbicide efficacy?	pH	75%
Ten (10) ppm is equivalent to _____.	10 mg/l	67%
Which of the following increases the potential for non-target crop injury?	Aerial application	67%
Which of the following is NOT one of the three sides of the disease development triangle?	Antigen	67%
_____ is important when applying herbicides to herbicide resistant crops.	Drift	67%
Which of the following can be used to predict future pest populations?	Forecasting models	67%
Which of the following pesticide characteristics increase the potential for soil and water pollution by a pesticide?	High erosion	67%
Which of the following factors allow a pest to overcome host plant resistance?	Pest genetic diversity	67%
Which of the following characteristics is used to identify grass weed seedlings?	Presence or absence of ligules	60%
Insects that have egg, larva, pupa, and adult stages undergo _____ metamorphosis.	Complete	50%
Which of the following characteristics is used to identify broadleaf weed seedlings?	Cotyledons	50%
Crop sensitivity to a pesticide can vary with _____.	Crop growth stage	50%
Which of the following pesticide characteristics would be expected to lead to the most groundwater pollution?	Little absorption by colloids	50%
Which of the following causes a disease to occur in a pest reducing population?	Pathogen	50%
Which of the following diagnostic tools fails to show the variability in pest characteristics?	Picture reference	50%
If a non-target crop has an albino appearance, it may have been sprayed with a _____.	Pigment inhibitor	50%
If insects are clumped in specific parts of the field, _____ samples should be taken.	Random	50%
_____ are used to maintain natural enemies of insect pests.	Refuges	50%
If a plant can exclude or overcome a disease it is considered _____.	Resistant	50%
Which of the following increases the possibility of genetic resistance developing in a pest?	Single gene inheritance of resistance	50%
Which is the most insect specific method of sampling for insects?	Trap	50%
An insecticide costs $10 per acre. The current value of the crop is $2.50/bushel, the lost crop yield due to each insect invasion is 10% of yield and the yield before the insect invasion was 100 bushels/acre. How much will per acre income increase with one treatment of the insecticide as compared to no treatment?	$15	33%
Which would you do first if a pesticide spill occurs?	Control the spill	33%
When a pest invades between the plant cells, it is called _____.	Intercellular	33%
A quarantine is an example of which pest management strategy?	Prevention	20%
The action threshold (AT) is the level of pest injury when pest control will prevent the _____ from being reached.	Economic injury level	0%
Which of the following is LEAST LIKELY to be used to control a pest?	Harvest date	0%
Cropping history of a field can be used to identify pest _____.	Hosts	0%
Which of the following is the most important limiting factor for a weed competing with a crop when the crop out grows the weed?	Light	0%
Biological control agents that work best are _____.	Not indigenous to the crop or area	0%
Acute pesticide poisoning is how poisonous a pesticide is to humans after _____ exposure(s).	One	0%
Which of the following insecticides target insect eggs?	Ovicidal	0%
Which of the following insecticides are most persistent in soils?	Pyrethroids	0%

Score Distribution

Percent of People with Each Score

Percentile by Number Answered

Your Score History

You have not taken this quiz since the last reset

Pest Management - Statistics