QAC LANDSCAPE AND MAINTENANCE
EXAMINATION STUDY GUIDE 2026 QUESTIONS
WITH ANSWERS
◉ Perennial weeds are generally the most difficult to control
because they:
- produce more seeds than other types of plants
- can reproduce & spread from storage organs such as rhizomes &
tubers
- have seeds that remain viable longer than those of annual &
biennial plants
- have hairy leaves that repel herbicides. Answer: Can reproduce and
spread from storage organs such as rhizomes and tubers
◉ Which of the following insect orders includes species known to
transmit some plant diseases?
- Orthoptera (crickets & grasshoppers)
- Thysanura (firebrats & silverfish)
- Blattodea (cockroaches)
- Thysanoptera (thrips). Answer: Thysanoptera (thrips)
◉ Which feature characterizes vertebrates?
,- never lays eggs
- has fur
- has backbone
- all of the above. Answer: Has backbone
◉ Which of the following orders of insects includes species that are
pests of living plants?
- Isoptera (termites)
- Thysanura (firebrats & silverfish)
- Blattodea (cockroaches)
- Heteroptera (true bugs). Answer: Heteroptera (true bugs)
◉ The immature stages of an insect are known as:
- instars
- metamorphoses
- juveniles
- pre-adults. Answer: Instars
◉ Which of the following groups of insect orders include both pests
and beneficials that attack pest insect species?
- Hymenoptera (wasps & bees), Thysanoptera (thrips), and
Heteroptera (true bugs)
,- Thysanura (firebrats & silverfish), Blattodea (cockroaches), &
Dermaptera (earwigs)
- Isoptera (termites), Mallophaga (chewing lice), & Anoplura
(sucking lice)
- Homoptera (aphids & whiteflies), Lepidoptera (moth & butterflies),
Siphonoptera (fleas). Answer: Hymenoptera (wasps & bees),
Thysanoptera (thrips), and Heteroptera (true bugs)
◉ Which of the following insects suck plant juices out of plant cells?
- Dermaptera (earwigs)
- Homoptera (aphids & whiteflies)
- Lepidoptera (moths & whiteflies)
- Orthoptera (moths & locusts). Answer: Homoptera (aphids &
whiteflies)
◉ Which part of the plant do nematodes most commonly attack?
- fruit
- roots & other underground plant parts
- germinating seeds
- flowers. Answer: Roots & other underground plant parts
◉ Which of the following types of plant disorders cannot be
transmitted from plant to plant?
, - bacterial diseases
- fungal diseases
- viruses
- abiotic problems. Answer: Abiotic problems
◉ Ants belong to the insect order:
- coleoptera
- Diptera
- Hymenoptera
- Lepidoptera. Answer: Hymenoptera
◉ Which of the following insects have chewing mouth parts?
- caterpillars
- true bugs
- aphids
- thrips. Answer: Caterpillars
◉ Vertebrates include which of the following types of animals?
- spiders & ticks
- snails & slugs
- birds & mice
- butterflies & beetles. Answer: Birds & mice
EXAMINATION STUDY GUIDE 2026 QUESTIONS
WITH ANSWERS
◉ Perennial weeds are generally the most difficult to control
because they:
- produce more seeds than other types of plants
- can reproduce & spread from storage organs such as rhizomes &
tubers
- have seeds that remain viable longer than those of annual &
biennial plants
- have hairy leaves that repel herbicides. Answer: Can reproduce and
spread from storage organs such as rhizomes and tubers
◉ Which of the following insect orders includes species known to
transmit some plant diseases?
- Orthoptera (crickets & grasshoppers)
- Thysanura (firebrats & silverfish)
- Blattodea (cockroaches)
- Thysanoptera (thrips). Answer: Thysanoptera (thrips)
◉ Which feature characterizes vertebrates?
,- never lays eggs
- has fur
- has backbone
- all of the above. Answer: Has backbone
◉ Which of the following orders of insects includes species that are
pests of living plants?
- Isoptera (termites)
- Thysanura (firebrats & silverfish)
- Blattodea (cockroaches)
- Heteroptera (true bugs). Answer: Heteroptera (true bugs)
◉ The immature stages of an insect are known as:
- instars
- metamorphoses
- juveniles
- pre-adults. Answer: Instars
◉ Which of the following groups of insect orders include both pests
and beneficials that attack pest insect species?
- Hymenoptera (wasps & bees), Thysanoptera (thrips), and
Heteroptera (true bugs)
,- Thysanura (firebrats & silverfish), Blattodea (cockroaches), &
Dermaptera (earwigs)
- Isoptera (termites), Mallophaga (chewing lice), & Anoplura
(sucking lice)
- Homoptera (aphids & whiteflies), Lepidoptera (moth & butterflies),
Siphonoptera (fleas). Answer: Hymenoptera (wasps & bees),
Thysanoptera (thrips), and Heteroptera (true bugs)
◉ Which of the following insects suck plant juices out of plant cells?
- Dermaptera (earwigs)
- Homoptera (aphids & whiteflies)
- Lepidoptera (moths & whiteflies)
- Orthoptera (moths & locusts). Answer: Homoptera (aphids &
whiteflies)
◉ Which part of the plant do nematodes most commonly attack?
- fruit
- roots & other underground plant parts
- germinating seeds
- flowers. Answer: Roots & other underground plant parts
◉ Which of the following types of plant disorders cannot be
transmitted from plant to plant?
, - bacterial diseases
- fungal diseases
- viruses
- abiotic problems. Answer: Abiotic problems
◉ Ants belong to the insect order:
- coleoptera
- Diptera
- Hymenoptera
- Lepidoptera. Answer: Hymenoptera
◉ Which of the following insects have chewing mouth parts?
- caterpillars
- true bugs
- aphids
- thrips. Answer: Caterpillars
◉ Vertebrates include which of the following types of animals?
- spiders & ticks
- snails & slugs
- birds & mice
- butterflies & beetles. Answer: Birds & mice
