UPDATED ACTUAL Exam Questions and
CORRECT Answers
Perennial weeds are difficult to control because... - CORRECT ANSWER - They can
reproduce from organs like rhizomes, stolons, tubers
Insect order known to transmit plant disease - CORRECT ANSWER - Thysanoptera
(Thrips)
Insect order of pests to living plants - CORRECT ANSWER - Heteroptera (true bugs)
Immature stages of insects - CORRECT ANSWER - Instars
Insect order that suck juices from plant cells - CORRECT ANSWER - Homoptera (aphids
and whiteflies)
Part of plant nematodes often attack - CORRECT ANSWER - Roots & underground parts
Plant disorder that cannot be transmitted between plants - CORRECT ANSWER - Abiotic
problems
Ant insect order - CORRECT ANSWER - Hymenoptera
Insects with chewing mouthparts - CORRECT ANSWER - Caterpillars
What kind of insect are mites - CORRECT ANSWER - arthropods
, Insects that cause leaf stippling - CORRECT ANSWER - Mites
Life stages of complete metamorphosis - CORRECT ANSWER - egg, larva, pupa, adult
Complete elimination of pest species - CORRECT ANSWER - eradication
Pests that cause damage on a regular basis - CORRECT ANSWER - Key Pests
Use of preemergence pesticide is an example of - CORRECT ANSWER - preventive use
Keeping pests below a certain level - CORRECT ANSWER - pest suppression
example of cultural and mechanical control - CORRECT ANSWER - Mowing weeds
use of physical barriers - CORRECT ANSWER - exclusion
Method for controlling rodents - CORRECT ANSWER - sanitation
Inspecting plants before planting is - CORRECT ANSWER - preventive control
Removing weeds before seed production is - CORRECT ANSWER - sanitation
growing plants resistant to insects is - CORRECT ANSWER - prevention
Pesticide toxicity is measured by its - CORRECT ANSWER - LD50
Pesticide toxicity - CORRECT ANSWER - capacity to cause injury