Pest Biology

Life Cycle and Behaviour of Pests - Part One
Choose the one alternative that best completes the statement or answers the question.

Small water bodies (e.g. standing water in pot plant saucers) can generally breed:
Mansonia uniformis
Culex tritaeniorhynchus
Anopheles sinensis
Aedes albopictus
Which of the following is NOT a characteristic of mosquitoes?
The body of mosquito larvae is divided into 3 regions: head, thorax and abdomen.
Adult mosquitoes have scales on their wings.
Mosquito larvae are legless.
Mosquito larvae all have a pair of siphons on the dorsal part of the 9th abdominal segment.
The life cycle of Aedes albopictus is in the sequence of:
Egg, nymph, larva, adult.
Egg, nymph, pupa, adult.
Egg, larva, pupa, adult.
Egg, pupa, nymph, adult.
Larval mosquitoes have:
One stage of development.
Two stages of development.
Three stages of development.
Four stages of development.
Which of the following are the breeding grounds for Aedes albopictus?
a. water-logged abandoned fields
b. choked drains
c. tyres with accumulation of water
d. pitcher plants
a, b
b, c
a, b, c
a, c, d
Which of the following is a CORRECT description of the biology and characteristics of cockroaches?
They prefer a dark, warm and humid environment and usually hide in cracks and crevices.
They are active at day time.
They have four life stages, viz. egg, larva, pupa and adult.
They do not eat dead members of their own kind.
Which of the following species of rodents is commonly found in store rooms or tiny spaces?
Sewer rats
Roof rats
House mice
Rattus flavipectus
Which of the following creatures are insects?
Centipedes
Spiders
Chironomids
Mites
Which of the following creatures is not blood sucking?
Fleas
Horse flies
Ticks
Humpbacked flies
Which of the following is NOT a feature of wasps?
Pollen basket
Sting
Chewing mouthpart
Body divided into three regions: head, thorax and abdomen