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WorksheetsInsects, IPM, Chemicals
Total questions: 36
Worksheet time: 12mins
Insects can be both beneficial and harmful.
True
False
The same insect can be considered harmful or beneficial.
True
False
What do insects with chewing mouth parts feed on?
plant sap
leaves
fruit
Stems
Which insect mouth type is characterized by a needle type structure with a straw like structure?
chewing
sponging
piercing/sucking
Which mouth type disfigures or causes plants to be unattractive?
piercing/sucking
sponging
siphoning
chewing
Which insect mouth type mainly damages by spreading viruses and disease?
chewing
piercing/sucking
siphoning
sponging
Which two insect groups do the most damage to plants?
caterpillars
true bugs
beetles
wasp and ants
Which is NOT one of the three main body parts of a insect?
abdomen
head
thorax
torso
How many legs do insects have?
4
6
8
10
What type of skeleton do insects have?
external
internal
combination of the two above
Insects are very prolific reproducers that can go from 1 to 100,000,000 in a matter of days.
True
False
What is the danger of most spiders in relation to agriculture/horticulture businesses?
damage plants
damage equipment
risk to employees
Egg-Larva-Pupa-Adult
No metamorphosis
Incomplete metamorphosis
Complete metamorphosis
Egg-Nymph 1- Nymph 2-Nymph 3-Adult
complete metamorphosis
incomplete metamorphosis
no metamorphosis
What was the major problem with early pesticides?
extremely toxic
they didn't work
were not tested
did not decompose at a high rate
The term "half-life" is a term that describes the amount of time it takes for half of a chemical pesticide to decompose after being applied.
True
False
Which term describes the use of something that could be harmful but also has a benefit if used correctly?
risk/gain
risk/reward
danger/gain
uncertainty/reward
Which book brought attention to the use of pesticides and led to the development of policies and protections to protect humans and the environment.
Silence of the Lambs
1984
Grapes of Wrath
Silent Spring
IPM stands for integrated petrochemical managment.
True
False
What are the purposes of IPM?
protect the environment
control pests through a combination of methods
reduces pesticide use
bases pesticide use on economic principles
Which term describes the point which you would apply a pesticide after discovering a pest?
economic threshold
pest threshold
return threshold
monetary threshold
Which control method uses living agents to control other living agents?
cultural
chemical
mechanical
biological
Which pest control method would use crop rotation and limited use of fertilizers as a way to reduce pests?
biological
chemical
cultural
mechanical
Which pest control method may involve the use of netting or barriers?
biological
chemical
cultural
mechanical
The mode of operation is the way in which a pesticide eradicates the pest.
True
False
Which control method uses a substance poisonous to the targeted pest?
biological
chemical
cultural
mechanical
Which pesticide type is absorbed by the plant and then kills the pest by acting as a stomach poison?
Fumigant
Contact poison
Stomach poison
Systemic
Which pesticide type will kill by touching the targeted pest?
Contact poison
Fumigant
Stomach poison
Systemic
Which pesticide type kills by asphyxiating the pest?
contact poison
fumigant
stomach poison
systemic
Which pesticide type kills after being ingested by the target pest?
contact poison
fumigant
stomach poison
systemic
Which pesticide type will not work on an insect with a piercing/sucking mouth type?
contact poison
fumigant
stomach poison
systemic
Which pesticide type would be appropriate for use in large bins that store grain?
contact poison
fumigant
stomach poison
systemic
At what point in the life cycle are insects more easily controlled?
Egg
Larva
Pupa
Adult
Fumigants and contact poisons are the most dangerous pesticide types for humans to use.
True
False
Which pest control method may use lady beetles to control aphids on mustard greens?
biological
chemical
cultural
mechanical
How many pairs of wings do insects have?
2
4
6
8
